Instruction:
Can you create a Python 3 function that
retrieves the best matching locale for the current locale.

Response:
def get_locale(self):
        """ Retrieve the best matching locale using request headers

        .. note:: Probably one of the thing to enhance quickly.

        :rtype: str
        """
        best_match = request.accept_languages.best_match(['de', 'fr', 'en', 'la'])
        if best_match is None:
            if len(request.accept_languages) > 0:
                best_match = request.accept_languages[0][0][:2]
            else:
                return self.__default_lang__
        lang = self.__default_lang__
        if best_match == "de":
            lang = "ger"
        elif best_match == "fr":
            lang = "fre"
        elif best_match == "en":
            lang = "eng"
        elif best_match == "la":
            lang = "lat"
        return lang


Instruction:
Can you generate the documentation for the following Python 3 function
def transform(self, work, xml, objectId, subreference=None):
        # We check first that we don't have
        if str(objectId) in self._transform:
            func = self._transform[str(objectId)]
        else:
            func = self._transform["default"]

        # If we have a string, it means we get a XSL filepath
        if isinstance(func, str):
            with open(func) as f:
                xslt = etree.XSLT(etree.parse(f))
            return etree.tostring(
                xslt(xml),
                encoding=str, method="html",
                xml_declaration=None, pretty_print=False, with_tail=True, standalone=None
            )

        # If we have a function, it means we return the result of the function
        elif isinstance(func, Callable):
            return func(work, xml, objectId, subreference)
        # If we have None, it means we just give back the xml
        elif func is None:
            return etree.tostring(xml, encoding=str)

Response: Transform the xml to a resource.


Instruction:
Can you write a function in Python 3 where it
requests the api endpoint to retrieve information about the inventory

Response:
def get_inventory(self):
        """ Request the api endpoint to retrieve information about the inventory

        :return: Main Collection
        :rtype: Collection
        """
        if self._inventory is not None:
            return self._inventory

        self._inventory = self.resolver.getMetadata()
        return self._inventory


Instruction:
Can you tell what is the following Python 3 function doing
def get_reffs(self, objectId, subreference=None, collection=None, export_collection=False):
        if collection is not None:
            text = collection
        else:
            text = self.get_collection(objectId)
        reffs = self.chunk(
            text,
            lambda level: self.resolver.getReffs(objectId, level=level, subreference=subreference)
        )
        if export_collection is True:
            return text, reffs
        return reffs

Response: Retrieve and transform a list of references.


Instruction:
Make a summary of the following Python 3 code
def get_passage(self, objectId, subreference):
        passage = self.resolver.getTextualNode(
            textId=objectId,
            subreference=subreference,
            metadata=True
        )
        return passage

Response: Retrieve the object bearing metadata and its textual node.


Instruction:
Explain what the following Python 3 code does
def get_siblings(self, objectId, subreference, passage):
        reffs = [reff for reff, _ in self.get_reffs(objectId)]
        if subreference in reffs:
            index = reffs.index(subreference)
            # Not the first item and not the last one
            if 0 < index < len(reffs) - 1:
                return reffs[index-1], reffs[index+1]
            elif index == 0 and index < len(reffs) - 1:
                return None, reffs[1]
            elif index > 0 and index == len(reffs) - 1:
                return reffs[index-1], None
            else:
                return None, None
        else:
            return passage.siblingsId

Response: Get the siblings of a browsed subreference.


Instruction:
Create a Python 3 function for
generating a SEO friendly string for given collection.

Response:
def semantic(self, collection, parent=None):
        """ Generates a SEO friendly string for given collection

        :param collection: Collection object to generate string for
        :param parent: Current collection parent
        :return: SEO/URL Friendly string
        """
        if parent is not None:
            collections = parent.parents[::-1] + [parent, collection]
        else:
            collections = collection.parents[::-1] + [collection]

        return filters.slugify("--".join([item.get_label() for item in collections if item.get_label()]))


Instruction:
Explain what the following Python 3 code does
def make_coins(self, collection, text, subreference="", lang=None):
        if lang is None:
            lang = self.__default_lang__
        return "url_ver=Z39.88-2004"\
                 "&ctx_ver=Z39.88-2004"\
                 "&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook"\
                 "&rft_id={cid}"\
                 "&rft.genre=bookitem"\
                 "&rft.btitle={title}"\
                 "&rft.edition={edition}"\
                 "&rft.au={author}"\
                 "&rft.atitle={pages}"\
                 "&rft.language={language}"\
                 "&rft.pages={pages}".format(
                    title=quote(str(text.get_title(lang))), author=quote(str(text.get_creator(lang))),
                    cid=url_for(".r_collection", objectId=collection.id, _external=True),
                    language=collection.lang, pages=quote(subreference), edition=quote(str(text.get_description(lang)))
                 )

Response: Creates a CoINS Title string from a text object containing the coins.


Instruction:
Create a Python 3 function for
building an ancestor or descendant dict view based on selected information.

Response:
def expose_ancestors_or_children(self, member, collection, lang=None):
        """ Build an ancestor or descendant dict view based on selected information

        :param member: Current Member to build for
        :param collection: Collection from which we retrieved it
        :param lang: Language to express data in
        :return:
        """
        x = {
            "id": member.id,
            "label": str(member.get_label(lang)),
            "model": str(member.model),
            "type": str(member.type),
            "size": member.size,
            "semantic": self.semantic(member, parent=collection)
        }
        if isinstance(member, ResourceCollection):
            x["lang"] = str(member.lang)
        return x


Instruction:
Write a Python 3 function for
building list of basic objects for given collection

Response:
def make_members(self, collection, lang=None):
        """ Build member list for given collection

        :param collection: Collection to build dict view of for its members
        :param lang: Language to express data in
        :return: List of basic objects
        """
        objects = sorted([
                self.expose_ancestors_or_children(member, collection, lang=lang)
                for member in collection.members
                if member.get_label()
            ],
            key=itemgetter("label")
        )
        return objects


Instruction:
Can you tell what is the following Python 3 function doing
def make_parents(self, collection, lang=None):
        return [
            {
                "id": member.id,
                "label": str(member.get_label(lang)),
                "model": str(member.model),
                "type": str(member.type),
                "size": member.size
            }
            for member in collection.parents
            if member.get_label()
        ]

Response: Build list of basic objects for given collection and language


Instruction:
Implement a Python 3 function for
retrieving the top collections of the inventory

Response:
def r_collections(self, lang=None):
        """ Retrieve the top collections of the inventory

        :param lang: Lang in which to express main data
        :type lang: str
        :return: Collections information and template
        :rtype: {str: Any}
        """
        collection = self.resolver.getMetadata()
        return {
            "template": "main::collection.html",
            "current_label": collection.get_label(lang),
            "collections": {
                "members": self.make_members(collection, lang=lang)
            }
        }


Instruction:
Can you generate the documentation for the following Python 3 function
def r_collection(self, objectId, lang=None):
        collection = self.resolver.getMetadata(objectId)
        return {
            "template": "main::collection.html",
            "collections": {
                "current": {
                    "label": str(collection.get_label(lang)),
                    "id": collection.id,
                    "model": str(collection.model),
                    "type": str(collection.type),
                },
                "members": self.make_members(collection, lang=lang),
                "parents": self.make_parents(collection, lang=lang)
            },
        }

Response: Route function for collection content browsing route function


Instruction:
Can you tell what is the following Python 3 function doing
def r_first_passage(self, objectId):
        collection, reffs = self.get_reffs(objectId=objectId, export_collection=True)
        first, _ = reffs[0]
        return redirect(
            url_for(".r_passage_semantic", objectId=objectId, subreference=first, semantic=self.semantic(collection))
        )

Response: Provides a redirect to the first passage of given objectId


Instruction:
Can you generate the documentation for the following Python 3 function
def r_passage(self, objectId, subreference, lang=None):
        collection = self.get_collection(objectId)
        if isinstance(collection, CtsWorkMetadata):
            editions = [t for t in collection.children.values() if isinstance(t, CtsEditionMetadata)]
            if len(editions) == 0:
                raise UnknownCollection("This work has no default edition")
            return redirect(url_for(".r_passage", objectId=str(editions[0].id), subreference=subreference))
        text = self.get_passage(objectId=objectId, subreference=subreference)
        passage = self.transform(text, text.export(Mimetypes.PYTHON.ETREE), objectId)
        prev, next = self.get_siblings(objectId, subreference, text)
        return {
            "template": "main::text.html",
            "objectId": objectId,
            "subreference": subreference,
            "collections": {
                "current": {
                    "label": collection.get_label(lang),
                    "id": collection.id,
                    "model": str(collection.model),
                    "type": str(collection.type),
                    "author": text.get_creator(lang),
                    "title": text.get_title(lang),
                    "description": text.get_description(lang),
                    "citation": collection.citation,
                    "coins": self.make_coins(collection, text, subreference, lang=lang)
                },
                "parents": self.make_parents(collection, lang=lang)
            },
            "text_passage": Markup(passage),
            "prev": prev,
            "next": next
        }

Response: Retrieve the text of the passage of the object.


Instruction:
How would you explain what the following Python 3 function does
def r_assets(self, filetype, asset):
        if filetype in self.assets and asset in self.assets[filetype] and self.assets[filetype][asset]:
            return send_from_directory(
                directory=self.assets[filetype][asset],
                filename=asset
            )
        abort(404)

Response: Route for specific assets.


Instruction:
Write a Python 3 function that can
merge and register assets both as routes and dictionary

Response:
def register_assets(self):
        """ Merge and register assets, both as routes and dictionary

        :return: None
        """
        self.blueprint.add_url_rule(
            # Register another path to ensure assets compatibility
            "{0}.secondary/<filetype>/<asset>".format(self.static_url_path),
            view_func=self.r_assets,
            endpoint="secondary_assets",
            methods=["GET"]
        )


Instruction:
Can you create a Python 3 function that
creates a blueprint of the current nemo app and register rules

Response:
def create_blueprint(self):
        """ Create blueprint and register rules

        :return: Blueprint of the current nemo app
        :rtype: flask.Blueprint
        """
        self.register_plugins()

        self.blueprint = Blueprint(
            self.name,
            "nemo",
            url_prefix=self.prefix,
            template_folder=self.template_folder,
            static_folder=self.static_folder,
            static_url_path=self.static_url_path
        )

        for url, name, methods, instance in self._urls:
            self.blueprint.add_url_rule(
                url,
                view_func=self.view_maker(name, instance),
                endpoint=_plugin_endpoint_rename(name, instance),
                methods=methods
            )

        for url, name, methods, instance in self._semantic_url:
            self.blueprint.add_url_rule(
                url,
                view_func=self.view_maker(name, instance),
                endpoint=_plugin_endpoint_rename(name, instance)+"_semantic",
                methods=methods
            )

        self.register_assets()
        self.register_filters()

        # We extend the loading list by the instance value
        self.__templates_namespaces__.extend(self.__instance_templates__)
        # We generate a template loader
        for namespace, directory in self.__templates_namespaces__[::-1]:
            if namespace not in self.__template_loader__:
                self.__template_loader__[namespace] = []
            self.__template_loader__[namespace].append(
                jinja2.FileSystemLoader(op.abspath(directory))
            )
        self.blueprint.jinja_loader = jinja2.PrefixLoader(
            {namespace: jinja2.ChoiceLoader(paths) for namespace, paths in self.__template_loader__.items()},
            "::"
        )

        if self.cache is not None:
            for func, instance in self.cached:
                setattr(instance, func.__name__, self.cache.memoize()(func))

        return self.blueprint


Instruction:
Can you create a Python 3 function that
creates a view function which makes use of Nemo context.

Response:
def view_maker(self, name, instance=None):
        """ Create a view

        :param name: Name of the route function to use for the view.
        :type name: str
        :return: Route function which makes use of Nemo context (such as menu informations)
        :rtype: function
        """
        if instance is None:
            instance = self
        sig = "lang" in [
            parameter.name
            for parameter in inspect.signature(getattr(instance, name)).parameters.values()
        ]

        def route(**kwargs):
            if sig and "lang" not in kwargs:
                kwargs["lang"] = self.get_locale()
            if "semantic" in kwargs:
                del kwargs["semantic"]
            return self.route(getattr(instance, name), **kwargs)
        return route


Instruction:
Can you generate a brief explanation for the following Python 3 code
def main_collections(self, lang=None):
        return sorted([
            {
                "id": member.id,
                "label": str(member.get_label(lang=lang)),
                "model": str(member.model),
                "type": str(member.type),
                "size": member.size
            }
            for member in self.resolver.getMetadata().members
        ], key=itemgetter("label"))

Response: Retrieve main parent collections of a repository


Instruction:
How would you explain what the following Python 3 function does
def make_cache_keys(self, endpoint, kwargs):
        keys = sorted(kwargs.keys())
        i18n_cache_key = endpoint+"|"+"|".join([kwargs[k] for k in keys])
        if "lang" in keys:
            cache_key = endpoint+"|" + "|".join([kwargs[k] for k in keys if k != "lang"])
        else:
            cache_key = i18n_cache_key
        return i18n_cache_key, cache_key

Response: This function is used to provide cache keys for templates. It is used to provide cache keys for i18n dependant and i18n ignoring cache keys for templates.


Instruction:
Implement a function in Python 3 to
render a route template and adds information to the current route.

Response:
def render(self, template, **kwargs):
        """ Render a route template and adds information to this route.

        :param template: Template name.
        :type template: str
        :param kwargs: dictionary of named arguments used to be passed to the template
        :type kwargs: dict
        :return: Http Response with rendered template
        :rtype: flask.Response
        """

        kwargs["cache_key"] = "%s" % kwargs["url"].values()
        kwargs["lang"] = self.get_locale()
        kwargs["assets"] = self.assets
        kwargs["main_collections"] = self.main_collections(kwargs["lang"])
        kwargs["cache_active"] = self.cache is not None
        kwargs["cache_time"] = 0
        kwargs["cache_key"], kwargs["cache_key_i18n"] = self.make_cache_keys(request.endpoint, kwargs["url"])
        kwargs["template"] = template

        for plugin in self.__plugins_render_views__:
            kwargs.update(plugin.render(**kwargs))

        return render_template(kwargs["template"], **kwargs)


Instruction:
Given the following Python 3 function, write the documentation
def route(self, fn, **kwargs):
        new_kwargs = fn(**kwargs)

        # If there is no templates, we assume that the response is finalized :
        if not isinstance(new_kwargs, dict):
            return new_kwargs

        new_kwargs["url"] = kwargs
        return self.render(**new_kwargs)

Response: Route helper that applies fn function but keep the calling object as kwargs


Instruction:
Can you implement a function in Python 3 that
registers the app using Blueprint Taxonomy

Response:
def register(self):
        """ Register the app using Blueprint

        :return: Nemo blueprint
        :rtype: flask.Blueprint
        """
        if self.app is not None:
            if not self.blueprint:
                self.blueprint = self.create_blueprint()
            self.app.register_blueprint(self.blueprint)
            if self.cache is None:
                # We register a fake cache extension.
                setattr(self.app.jinja_env, "_fake_cache_extension", self)
                self.app.jinja_env.add_extension(FakeCacheExtension)
            return self.blueprint
        return None


Instruction:
Write a Python 3 script to
register filters for Jinja to use

Response:
def register_filters(self):
        """ Register filters for Jinja to use

       .. note::  Extends the dictionary filters of jinja_env using self._filters list
        """
        for _filter, instance in self._filters:
            if not instance:
                self.app.jinja_env.filters[
                    _filter.replace("f_", "")
                ] = getattr(flask_nemo.filters, _filter)
            else:
                self.app.jinja_env.filters[
                    _filter.replace("f_", "")
                ] = getattr(instance, _filter.replace("_{}".format(instance.name), ""))


Instruction:
Can you implement a function in Python 3 that
registers plugins in Nemo instance

Response:
def register_plugins(self):
        """ Register plugins in Nemo instance

        - Clear routes first if asked by one plugin
        - Clear assets if asked by one plugin and replace by the last plugin registered static_folder
        - Register each plugin
            - Append plugin routes to registered routes
            - Append plugin filters to registered filters
            - Append templates directory to given namespaces
            - Append assets (CSS, JS, statics) to given resources
            - Append render view (if exists) to Nemo.render stack
        """
        if len([plugin for plugin in self.__plugins__.values() if plugin.clear_routes]) > 0:  # Clear current routes
            self._urls = list()
            self.cached = list()

        clear_assets = [plugin for plugin in self.__plugins__.values() if plugin.clear_assets]
        if len(clear_assets) > 0 and not self.prevent_plugin_clearing_assets:  # Clear current Assets
            self.__assets__ = copy(type(self).ASSETS)
            static_path = [plugin.static_folder for plugin in clear_assets if plugin.static_folder]
            if len(static_path) > 0:
                self.static_folder = static_path[-1]

        for plugin in self.__plugins__.values():
            self._urls.extend([(url, function, methods, plugin) for url, function, methods in plugin.routes])
            self._filters.extend([(filt, plugin) for filt in plugin.filters])
            self.__templates_namespaces__.extend(
                [(namespace, directory) for namespace, directory in plugin.templates.items()]
            )
            for asset_type in self.__assets__:
                for key, value in plugin.assets[asset_type].items():
                    self.__assets__[asset_type][key] = value
            if plugin.augment:
                self.__plugins_render_views__.append(plugin)

            if hasattr(plugin, "CACHED"):
                for func in plugin.CACHED:
                    self.cached.append((getattr(plugin, func), plugin))
            plugin.register_nemo(self)


Instruction:
Can you create a Python 3 function that
handles a list of references depending on the text identifier.

Response:
def chunk(self, text, reffs):
        """ Handle a list of references depending on the text identifier using the chunker dictionary.

        :param text: Text object from which comes the references
        :type text: MyCapytains.resources.texts.api.Text
        :param reffs: List of references to transform
        :type reffs: References
        :return: Transformed list of references
        :rtype: [str]
        """
        if str(text.id) in self.chunker:
            return self.chunker[str(text.id)](text, reffs)
        return self.chunker["default"](text, reffs)


Instruction:
Here you have a function in Python 3, explain what it does
def update(self, fieldname, localValue, remoteValue):
    '''
    Returns the appropriate current value, based on the changes
    recorded by this ChangeTracker, the value stored by the server
    (`localValue`), and the value stored by the synchronizing client
    (`remoteValue`). If `remoteValue` conflicts with changes stored
    locally, then a `pysyncml.ConflictError` is raised.

    If a change needs to be applied because `remoteValue` has been
    updated, then the new value will be returned, and this
    ChangeTracker will be updated such that a call to
    :meth:`getChangeSpec` will incorporate the change.

    :param fieldname:

      The name of the fieldname being evaluated.

    :param localValue:

      The value of the field as stored by the server, usually the one that
      also stored the current change-spec. If `localValue` is ``None``,
      then it is assumed that the field was potentially added (this will
      first be verified against the stored change-spec).

    :param remoteValue:

      The new value being presented that may or may not be a source of
      conflict. If `remoteValue` is ``None``, then it is assumed that
      the field was potentially deleted (this will first be verified
      against the stored change-spec).

    '''
    if localValue == remoteValue:
      return localValue
    ct = constants.ITEM_DELETED if remoteValue is None else constants.ITEM_MODIFIED
    if localValue is None:
      ct = constants.ITEM_ADDED

    # todo: i should probably trap irep errors. for example, if this
    #       cspec has a field "x" marked as deleted, then `localValue`
    #       must be None... etc.

    # TODO: i think this kind of handling would break in ListChangeTracker!...

    changed = self.isChange(fieldname, ct, remoteValue)
    if changed is None:
      return localValue
    self.append(changed, ct, initialValue=localValue, isMd5=False)
    return remoteValue

Response: Updates the value of the field in the current change - tree.


Instruction:
Write a Python 3 function that can
return True if the change object for the given fieldname is changed.

Response:
def isChange(self, fieldname, changeType, newValue=None, isMd5=False):
    '''
    Implements as specified in :meth:`.ChangeTracker.isChange` where
    the `changeObject` is simply the fieldname that needs to be
    updated with the `newValue`. Currently, this is always equal to
    `fieldname`.
    '''
    # todo: this seems inefficient...
    changes = self._collapseChanges(self.baseline, self.current)
    if fieldname not in changes:
      return fieldname
    cur = changes[fieldname]
    if changeType == constants.ITEM_DELETED:
      if cur.op == constants.ITEM_ADDED or cur.op == constants.ITEM_DELETED:
        # the field is deleted because it hasn't been added yet
        # (the check for cur.op == constants.ITEM_DELETED should
        # never be true, so just here for paranoia...)
        return None
      # we are requiring that the current/new values are different,
      # thus there is a collision between the added values
      raise ConflictError('conflicting deletion of field "%s"'
                                 % (fieldname,))

    # the `newValue` is different than the current value (otherwise
    # this method should not have been called) -- either it was added
    # or modified.

    # if it appears to be "added", then it may be because it was
    # deleted in this tracker.

    # if it appears to be "modified", then it may be because it
    # was modified in this tracker.

    # in either case, check to see if it is equal to the initial
    # value, and if it was, then there was actually no change.

    if isMd5Equal(newValue, isMd5, cur.ival, cur.md5):
      # the new value is equal to the initial value, so this
      # field was not changed (but has local changes)
      return None

    # the new value is not equal to the initial value, which means
    # that they were both changed and/or added.
    raise ConflictError(
      'conflicting addition or modification of field "%s"' % (fieldname,))


Instruction:
Given the following Python 3 function, write the documentation
def append(self, listIndex, changeType, initialValue=None, isMd5=False):
    '''
    Adds a change spec to the current list of changes. The `listIndex`
    represents the line number (in multi-line mode) or word number (in
    single-line mode), and must be **INCLUSIVE** of both additions and
    deletions.
    '''
    if not isMd5 and initialValue is not None and len(initialValue) > 32:
      initialValue = hashlib.md5(initialValue).hexdigest()
      isMd5        = True
    cur = adict(index = int(listIndex),
                op    = changeType,
                ival  = initialValue,
                md5   = isMd5)
    for idx, val in enumerate(self.current):
      if val.index < cur.index:
        continue
      if val.index > cur.index:
        self.current.insert(idx, cur)
        break
      # todo: this should never happen... (there should not be a change
      #       reported for the same line without a `pushChangeSpec()` between)
      # todo: perhaps attempt a merging?...
      raise InvalidChangeSpec('conflicting changes for index %d' % (cur.index,))
    else:
      self.current.append(cur)

Response: Adds a change spec to the current list of changes.


Instruction:
Can you create a Python 3 function that
returns True if the list index is changed.

Response:
def isChange(self, listIndex, changeType, newValue=None, isMd5=False, token=None):
    '''
    Implements as specified in :meth:`.ChangeTracker.isChange` where
    the `changeObject` is a two-element tuple. The first element is
    the index at which the change should be applied, and the second
    element is an abstract token that should be passed back into this
    method at every iteration.

    IMPORTANT: unlike the AttributeChangeTracker, the
    ListChangeTracker's `isChange()` method is sensitive to order
    (which is why it uses the `changeObject` and `token`
    mechanisms. Therefore, it is important to call `isChange()`
    sequentially with all changes in the order that they occur in the
    change list.
    '''

    # THE INDEX PASSED TO ListChangeTracker.isChange() DOES NOT INCLUDE:
    #   - local deletions
    #   - remote additions

    adjust  = 0               # tracks local deletes
    token   = token           # tracks consecutive addition adjustments
    index   = int(listIndex)
    ret     = index

    # todo: this should reduce complexity later on, but something
    #       went wrong...
    # if changeType != constants.ITEM_ADDED:
    #   token = None
    # else:
    #   if token is None or token[0] != index:
    #     token = (ret, 0)
    #   token = (ret, token[1] + 1)

    # todo: this seems inefficient...
    changes = self._collapseChanges(self.baseline, self.current)

    for cur in changes:
      if cur.index > index:
        if changeType != constants.ITEM_ADDED:
          return (ret, None)
        if token is None or token[0] != index - adjust:
          token = (ret, 0)
        token = (ret, token[1] + 1)
        return (ret, token)

      if cur.index != index:
        if cur.op == constants.ITEM_DELETED:
          index  += 1
          adjust += 1
        continue

      if token is not None and token[0] == index - adjust:
        index += token[1]
        continue

      if changeType == constants.ITEM_DELETED:
        if cur.op == constants.ITEM_ADDED:
          # the field is deleted because it hasn't been added yet
          return (None, None)
        # we are requiring that the current/new values are different,
        # thus there is a collision between the added values
        raise ConflictError(
          'conflicting deletion of list index %r' % (index,))

      if changeType == constants.ITEM_ADDED:
        if token is None:
          token = (ret, 0)
        token = (ret, token[1] + 1)
        if cur.op == constants.ITEM_DELETED:
          if isMd5Equal(newValue, isMd5, cur.ival, cur.md5):
            return (None, token)
          # todo: this *could* be a del-mod *conflict*... but not
          #       *NECESSARILY* so, since it could be a
          #       del-adjacent-add, which is not a problem. in the
          #       conflict case, the resolution will cause the
          #       modified line to silently win.
          # TODO: perhaps i should err on the side of safety and
          #       issue a ConflictError?...
        return (ret, token)

      if cur.op == constants.ITEM_DELETED:
        index  += 1
        adjust += 1
        continue

      # changeType = mod, op = add/mod

      if cur.op == constants.ITEM_ADDED:
        # todo: i'm not sure if this case is even possible...
        raise ConflictError(
          'conflicting addition of list index %r' % (index,))

      # mod/mod - check initvalue

      if isMd5Equal(newValue, isMd5, cur.ival, cur.md5):
        # the new value is equal to the initial value, so this
        # line was not changed (but has local changes)
        return (None, None)
      # the new value is not equal to the initial value, which means
      # that they were both changed and/or added.
      raise ConflictError(
        'conflicting modification of list index %r' % (index,))

    if changeType != constants.ITEM_ADDED:
      return (ret, None)
    if token is None or token[0] != index - adjust:
      token = (ret, 0)
    token = (ret, token[1] + 1)
    return (ret, token)


Instruction:
Can you generate the documentation for the following Python 3 function
def add_tag():
    if len(sys.argv) > 1:
        tag = sys.argv[1]
        doc_mapper = DocMapper()
        if doc_mapper.is_pipe:
            count = 0
            for obj in doc_mapper.get_pipe():
                obj.add_tag(tag)
                obj.update(tags=obj.tags)
                count += 1
            print_success("Added tag '{}' to {} object(s)".format(tag, count))
        else:
            print_error("Please use this script with pipes")
    else:
        print_error("Usage: jk-add-tag <tag>")
        sys.exit()

Response: Adds a tag to the object list.


Instruction:
Can you tell what is the following Python 3 function doing
def manual_configure():
    print("Manual configuring jackal")
    mapping = { '1': 'y', '0': 'n'}
    config = Config()
    # Host
    host = input_with_default("What is the Elasticsearch host?", config.get('jackal', 'host'))
    config.set('jackal', 'host', host)

    # SSL
    if input_with_default("Use SSL?", mapping[config.get('jackal', 'use_ssl')]) == 'y':
        config.set('jackal', 'use_ssl', '1')
        if input_with_default("Setup custom server cert?", 'y') == 'y':
            ca_certs = input_with_default("Server certificate location?", config.get('jackal', 'ca_certs'))
            config.set('jackal', 'ca_certs', ca_certs)
        else:
            config.set('jackal', 'ca_certs', '')
    else:
        config.set('jackal', 'use_ssl', '0')

    if input_with_default("Setup client certificates?", mapping[config.get('jackal', 'client_certs')]) == 'y':
        config.set('jackal', 'client_certs', '1')
        client_cert = input_with_default("Client cert location?", config.get('jackal', 'client_cert'))
        config.set('jackal', 'client_cert', client_cert)
        client_key = input_with_default("Client key location?", config.get('jackal', 'client_key'))
        config.set('jackal', 'client_key', client_key)
    else:
        config.set('jackal', 'client_certs', '0')

    # Index
    index = input_with_default("What index prefix should jackal use?", config.get('jackal', 'index'))
    config.set('jackal', 'index', index)
    initialize_indices = (input_with_default("Do you want to initialize the indices?", 'y').lower() == 'y')

    # Nmap
    nmap_dir = input_with_default("What directory do you want to place the nmap results in?", config.get('nmap', 'directory'))
    if not os.path.exists(nmap_dir):
        os.makedirs(nmap_dir)
    config.set('nmap', 'directory', nmap_dir)
    nmap_options = input_with_default("What nmap options do you want to set for 'custom' (for example '-p 22,445')?", config.get('nmap', 'options'))
    config.set('nmap', 'options', nmap_options)

    # Nessus
    configure_nessus = (input_with_default("Do you want to setup nessus?", 'n').lower() == 'y')
    if configure_nessus:
        nessus_host = input_with_default("What is the nessus host?", config.get('nessus', 'host'))
        nessus_template = input_with_default("What template should jackal use?", config.get('nessus', 'template_name'))
        nessus_access = input_with_default("What api access key should jackal use?", config.get('nessus', 'access_key'))
        nessus_secret = input_with_default("What api secret key should jackal use?", config.get('nessus', 'secret_key'))
        config.set('nessus', 'host', nessus_host)
        config.set('nessus', 'template_name', nessus_template)
        config.set('nessus', 'access_key', nessus_access)
        config.set('nessus', 'secret_key', nessus_secret)

    # Named pipes
    configure_pipes = (input_with_default("Do you want to setup named pipes?", 'n').lower() == 'y')
    if configure_pipes:
        directory = input_with_default("What directory do you want to place the named pipes in?", config.get('pipes', 'directory'))
        config.set('pipes', 'directory', directory)
        config_file = input_with_default("What is the name of the named pipe config?", config.get('pipes', 'config_file'))
        config.set('pipes', 'config_file', config_file)
        if not os.path.exists(directory):
            create = (input_with_default("Do you want to create the directory?", 'n').lower() == 'y')
            if create:
                os.makedirs(directory)
        if not os.path.exists(os.path.join(config.config_dir, config_file)):
            f = open(os.path.join(config.config_dir, config_file), 'a')
            f.close()

    config.write_config(initialize_indices)

Response: Function to manually configure jackal.


Instruction:
Explain what the following Python 3 code does
def set(self, section, key, value):
        if not section in self.config:
            self.config.add_section(section)
        self.config.set(section, key, value)

Response: Sets the value of the key in the specified section.


Instruction:
Can you write a function in Python 3 where it
returns the configuration directory that contains the user s data.

Response:
def config_dir(self):
        """
            Returns the configuration directory
        """
        home = expanduser('~')
        config_dir = os.path.join(home, '.jackal')
        return config_dir


Instruction:
Given the following Python 3 function, write the documentation
def write_config(self, initialize_indices=False):
        if not os.path.exists(self.config_dir):
            os.mkdir(self.config_dir)

        with open(self.config_file, 'w') as configfile:
            self.config.write(configfile)

        if initialize_indices:
            index = self.get('jackal', 'index')
            from jackal import Host, Range, Service, User, Credential, Log
            from jackal.core import create_connection
            create_connection(self)
            Host.init(index="{}-hosts".format(index))
            Range.init(index="{}-ranges".format(index))
            Service.init(index="{}-services".format(index))
            User.init(index="{}-users".format(index))
            Credential.init(index="{}-creds".format(index))
            Log.init(index="{}-log".format(index))

Response: Write the current config to disk to store them.


Instruction:
How would you code a function in Python 3 to
ensure that the specified remote branch is not already tracked.

Response:
def ensure_remote_branch_is_tracked(branch):
    """Track the specified remote branch if it is not already tracked."""
    if branch == MASTER_BRANCH:
        # We don't need to explicitly track the master branch, so we're done.
        return

    # Ensure the specified branch is in the local branch list.
    output = subprocess.check_output(['git', 'branch', '--list'])
    for line in output.split('\n'):
        if line.strip() == branch:
            # We are already tracking the remote branch
            break
    else:
        # We are not tracking the remote branch, so track it.
        try:
            sys.stdout.write(subprocess.check_output(
                ['git', 'checkout', '--track', 'origin/%s' % branch]))
        except subprocess.CalledProcessError:
            # Bail gracefully.
            raise SystemExit(1)


Instruction:
Given the following Python 3 function, write the documentation
def main(branch):
    try:
        # Ensure that we're in a git repository. This command is silent unless
        # you're not actually in a git repository, in which case, you receive a
        # "Not a git repository" error message.
        output = subprocess.check_output(['git', 'rev-parse']).decode('utf-8')
        sys.stdout.write(output)
    except subprocess.CalledProcessError:
        # Bail if we're not in a git repository.
        return

    # This behavior ensures a better user experience for those that aren't
    # intimately familiar with git.
    ensure_remote_branch_is_tracked(branch)

    # Switch to the specified branch and update it.
    subprocess.check_call(['git', 'checkout', '--quiet', branch])

    # Pulling is always safe here, because we never commit to this branch.
    subprocess.check_call(['git', 'pull', '--quiet'])

    # Checkout the top commit in the branch, effectively going "untracked."
    subprocess.check_call(['git', 'checkout', '--quiet', '%s~0' % branch])

    # Clean up the repository of Python cruft. Because we've just switched
    # branches and compiled Python files should not be version controlled,
    # there are likely leftover compiled Python files sitting on disk which may
    # confuse some tools, such as sqlalchemy-migrate.
    subprocess.check_call(['find', '.', '-name', '"*.pyc"', '-delete'])

    # For the sake of user experience, give some familiar output.
    print('Your branch is up to date with branch \'origin/%s\'.' % branch)

Response: Main function for the branch command.


Instruction:
Given the following Python 3 function, write the documentation
def get_interface_name():
    interface_name = ''
    interfaces = psutil.net_if_addrs()
    for name, details in interfaces.items():
        for detail in details:
            if detail.family == socket.AF_INET:
                ip_address = ipaddress.ip_address(detail.address)
                if not (ip_address.is_link_local or ip_address.is_loopback):
                    interface_name = name
                    break
    return interface_name

Response: Returns the first not link local and not loopback interface.


Instruction:
Here you have a function in Python 3, explain what it does
def load_targets(self):
        ldap_services = []
        if self.ldap:
            ldap_services = self.search.get_services(ports=[389], up=True)

        self.ldap_strings = ["ldap://{}".format(service.address) for service in ldap_services]
        self.services = self.search.get_services(tags=['smb_signing_disabled'])
        self.ips = [str(service.address) for service in self.services]

Response: Load the services with smb signing disabled and ldap enabled.


Instruction:
Can you generate the documentation for the following Python 3 function
def write_targets(self):
        if len(self.ldap_strings) == 0 and len(self.ips) == 0:
            print_notification("No targets left")
            if self.auto_exit:
                if self.notifier:
                    self.notifier.stop()
                self.terminate_processes()

        with open(self.targets_file, 'w') as f:
            f.write('\n'.join(self.ldap_strings + self.ips))

Response: write the contents of ldap_strings and ips to the targets_file.


Instruction:
Can you tell what is the following Python 3 function doing
def start_processes(self):
        self.relay = subprocess.Popen(['ntlmrelayx.py', '-6', '-tf', self.targets_file, '-w', '-l', self.directory, '-of', self.output_file], cwd=self.directory)
        self.responder = subprocess.Popen(['responder', '-I', self.interface_name])

Response: Starts the ntlmrelayx. py and responder processes.


Instruction:
Given the following Python 3 function, write the documentation
def callback(self, event):
        # IN_CLOSE_WRITE -> 0x00000008
        if event.mask == 0x00000008:
            if event.name.endswith('.json'):
                print_success("Ldapdomaindump file found")
                if event.name in ['domain_groups.json', 'domain_users.json']:
                    if event.name == 'domain_groups.json':
                        self.domain_groups_file = event.pathname
                    if event.name == 'domain_users.json':
                        self.domain_users_file = event.pathname
                    if self.domain_groups_file and self.domain_users_file:
                        print_success("Importing users")
                        subprocess.Popen(['jk-import-domaindump', self.domain_groups_file, self.domain_users_file])
                elif event.name == 'domain_computers.json':
                    print_success("Importing computers")
                    subprocess.Popen(['jk-import-domaindump', event.pathname])

                # Ldap has been dumped, so remove the ldap targets.
                self.ldap_strings = []
                self.write_targets()

            if event.name.endswith('_samhashes.sam'):
                host = event.name.replace('_samhashes.sam', '')
                # TODO import file.
                print_success("Secretsdump file, host ip: {}".format(host))
                subprocess.Popen(['jk-import-secretsdump', event.pathname])

                # Remove this system from this ip list.
                self.ips.remove(host)
                self.write_targets()

Response: Function that gets called on each event from pyinotify.


Instruction:
Can you implement a function in Python 3 that
watches the directory for changes and processes them.

Response:
def watch(self):
        """
            Watches directory for changes
        """
        wm = pyinotify.WatchManager()
        self.notifier = pyinotify.Notifier(wm, default_proc_fun=self.callback)
        wm.add_watch(self.directory, pyinotify.ALL_EVENTS)
        try:
            self.notifier.loop()
        except (KeyboardInterrupt, AttributeError):
            print_notification("Stopping")
        finally:
            self.notifier.stop()
            self.terminate_processes()


Instruction:
Make a summary of the following Python 3 code
def getAnnotations(self, targets, wildcard=".", include=None, exclude=None, limit=None, start=1, expand=False,
                       **kwargs):
        """ Retrieve annotations from the query provider

        :param targets: The CTS URN(s) to query as the target of annotations
        :type targets: [MyCapytain.common.reference.URN], URN or None
        :param wildcard: Wildcard specifier for how to match the URN
        :type wildcard: str
        :param include: URI(s) of Annotation types to include in the results
        :type include: list(str)
        :param exclude: URI(s) of Annotation types to include in the results
        :type exclude: list(str)
        :param limit: The max number of results to return (Default is None for no limit)
        :type limit: int
        :param start: the starting record to return (Default is 1)
        :type start: int
        :param expand: Flag to state whether Annotations are expanded (Default is False)
        :type expand: bool

        :return: Tuple representing the query results. The first element
                 The first element is the number of total Annotations found
                 The second element is the list of Annotations
        :rtype: (int, list(Annotation)

        .. note::

            Wildcard should be one of the following value

            - '.' to match exact,
            - '.%' to match exact plus lower in the hierarchy
            - '%.' to match exact + higher in the hierarchy
            - '-' to match in the range
            - '%.%' to match all

        """
        return 0, []

Response: Retrieve the annotations from the query provider


Instruction:
How would you code a function in Python 3 to
render the breadcrumbs for a specific resource.

Response:
def render(self, **kwargs):
        """ Make breadcrumbs for a route

        :param kwargs: dictionary of named arguments used to construct the view
        :type kwargs: dict
        :return: List of dict items the view can use to construct the link.
        :rtype: {str: list({ "link": str, "title", str, "args", dict})}
        """
        breadcrumbs = []
        # this is the list of items we want to accumulate in the breadcrumb trail.
        # item[0] is the key into the kwargs["url"] object and item[1] is the  name of the route
        # setting a route name to None means that it's needed to construct the route of the next item in the list
        # but shouldn't be included in the list itself (this is currently the case for work --
        # at some point we probably should include work in the navigation)
        breadcrumbs = []
        if "collections" in kwargs:
            breadcrumbs = [{
                "title": "Text Collections",
                "link": ".r_collections",
                "args": {}
            }]

            if "parents" in kwargs["collections"]:
                breadcrumbs += [
                        {
                            "title": parent["label"],
                            "link": ".r_collection_semantic",
                            "args": {
                                "objectId": parent["id"],
                                "semantic": f_slugify(parent["label"]),
                            },
                        }
                        for parent in kwargs["collections"]["parents"]
                  ][::-1]

            if "current" in kwargs["collections"]:
                breadcrumbs.append({
                    "title": kwargs["collections"]["current"]["label"],
                    "link": None,
                    "args": {}
                })

        # don't link the last item in the trail
        if len(breadcrumbs) > 0:
            breadcrumbs[-1]["link"] = None

        return {"breadcrumbs": breadcrumbs}


Instruction:
Implement a Python 3 function for
retrieving the uuid of the given template name.

Response:
def get_template_uuid(self):
        """
            Retrieves the uuid of the given template name.
        """
        response = requests.get(self.url + 'editor/scan/templates', headers=self.headers, verify=False)
        templates = json.loads(response.text)
        for template in templates['templates']:
            if template['name'] == self.template_name:
                return template['uuid']


Instruction:
Write a Python 3 function that can
create a new scan with the given host ips Returns the scan id of the created object.

Response:
def create_scan(self, host_ips):
        """
            Creates a scan with the given host ips
            Returns the scan id of the created object.
        """
        now = datetime.datetime.now()
        data = {
            "uuid": self.get_template_uuid(),
            "settings": {
                "name": "jackal-" + now.strftime("%Y-%m-%d %H:%M"),
                "text_targets": host_ips
            }
        }
        response = requests.post(self.url + 'scans', data=json.dumps(data), verify=False, headers=self.headers)
        if response:
            result = json.loads(response.text)
            return result['scan']['id']


Instruction:
Create a Python 3 function for
starting the scan identified by the scan_id.

Response:
def start_scan(self, scan_id):
        """
            Starts the scan identified by the scan_id.s
        """
        requests.post(self.url + 'scans/{}/launch'.format(scan_id), verify=False, headers=self.headers)


Instruction:
How would you explain what the following Python 3 function does
def stable(rankings, A, B):
  partners = dict((a, (rankings[(a, 1)], 1)) for a in A)
  is_stable = False # whether the current pairing (given by `partners`) is stable
  while is_stable == False:
    is_stable = True
    for b in B:
      is_paired = False # whether b has a pair which b ranks <= to n
      for n in range(1, len(B) + 1):
        a = rankings[(b, n)]
        a_partner, a_n = partners[a]
        if a_partner == b:
          if is_paired:
            is_stable = False
            partners[a] = (rankings[(a, a_n + 1)], a_n + 1)
          else:
            is_paired = True
  return sorted((a, b) for (a, (b, n)) in partners.items())

Response: r Returns a list of rankings that are stable for A and B.


Instruction:
Can you generate the documentation for the following Python 3 function
def cmpToDataStore_uri(base, ds1, ds2):
  '''Bases the comparison of the datastores on URI alone.'''
  ret = difflib.get_close_matches(base.uri, [ds1.uri, ds2.uri], 1, cutoff=0.5)
  if len(ret) <= 0:
    return 0
  if ret[0] == ds1.uri:
    return -1
  return 1

Response: Bases the comparison of the datastores on URI alone.


Instruction:
Given the following Python 3 function, write the documentation
def add_tag(self, tag):
        self.tags = list(set(self.tags or []) | set([tag]))

Response: Adds a tag to the list of tags that are not already present in the result list.


Instruction:
Here you have a function in Python 3, explain what it does
def remove_tag(self, tag):
        self.tags = list(set(self.tags or []) - set([tag]))

Response: Removes a tag from this object.


Instruction:
How would you implement a function in Python 3 that
returns the result as a dictionary

Response:
def to_dict(self, include_meta=False):
        """
            Returns the result as a dictionary, provide the include_meta flag to als show information like index and doctype.
        """
        result = super(JackalDoc, self).to_dict(include_meta=include_meta)
        if include_meta:
            source = result.pop('_source')
            return {**result, **source}
        else:
            return result


Instruction:
Can you generate a brief explanation for the following Python 3 code
def r_annotations(self):

        target = request.args.get("target", None)
        wildcard = request.args.get("wildcard", ".", type=str)
        include = request.args.get("include")
        exclude = request.args.get("exclude")
        limit = request.args.get("limit", None, type=int)
        start = request.args.get("start", 1, type=int)
        expand = request.args.get("expand", False, type=bool)

        if target:

            try:
                urn = MyCapytain.common.reference.URN(target)
            except ValueError:
                return "invalid urn", 400

            count, annotations = self.__queryinterface__.getAnnotations(urn, wildcard=wildcard, include=include,
                                                                        exclude=exclude, limit=limit, start=start,
                                                                        expand=expand)
        else:
            #  Note that this implementation is not done for too much annotations
            #  because we do not implement pagination here
            count, annotations = self.__queryinterface__.getAnnotations(None, limit=limit, start=start, expand=expand)
        mapped = []
        response = {
            "@context": type(self).JSONLD_CONTEXT,
            "id": url_for(".r_annotations", start=start, limit=limit),
            "type": "AnnotationCollection",
            "startIndex": start,
            "items": [
            ],
            "total": count
        }
        for a in annotations:
            mapped.append({
                "id": url_for(".r_annotation", sha=a.sha),
                "body": url_for(".r_annotation_body", sha=a.sha),
                "type": "Annotation",
                "target": a.target.to_json(),
                "dc:type": a.type_uri,
                "owl:sameAs": [a.uri],
                "nemo:slug": a.slug
            })
        response["items"] = mapped
        response = jsonify(response)
        return response

Response: Route to retrieve annotations by target_urn


Instruction:
Write a Python 3 script to
route to retrieve contents of an annotation resource

Response:
def r_annotation(self, sha):
        """ Route to retrieve contents of an annotation resource

        :param uri: The uri of the annotation resource
        :type uri: str
        :return: annotation contents
        :rtype: {str: Any}
        """
        annotation = self.__queryinterface__.getResource(sha)
        if not annotation:
            return "invalid resource uri", 404
        response = {
            "@context": type(self).JSONLD_CONTEXT,
            "id": url_for(".r_annotation", sha=annotation.sha),
            "body": url_for(".r_annotation_body", sha=annotation.sha),
            "type": "Annotation",
            "target": annotation.target.to_json(),
            "owl:sameAs": [annotation.uri],
            "dc:type": annotation.type_uri,
            "nemo:slug": annotation.slug
        }
        return jsonify(response)


Instruction:
Can you tell what is the following Python 3 function doing
def r_annotation_body(self, sha):
        annotation = self.__queryinterface__.getResource(sha)
        if not annotation:
            return "invalid resource uri", 404
        # TODO this should inspect the annotation content
        # set appropriate Content-Type headers
        # and return the actual content
        content = annotation.read()
        if isinstance(content, Response):
            return content
        headers = {"Content-Type": annotation.mimetype}
        return Response(content, headers=headers)

Response: Route to retrieve the contents of an annotation resource


Instruction:
How would you code a function in Python 3 to
print the statistics of the current state of the virtual machine.

Response:
def describeStats(stats, stream, title=None, details=True, totals=True, gettext=None):
  '''
  Renders an ASCII-table of the synchronization statistics `stats`,
  example output:

  .. code-block::

    +----------------------------------------------------------------------------------+
    |                                      TITLE                                       |
    +----------+------+-------------------------+--------------------------+-----------+
    |          |      |          Local          |          Remote          | Conflicts |
    |   Source | Mode |  Add  | Mod | Del | Err |   Add  | Mod | Del | Err | Col | Mrg |
    +----------+------+-------+-----+-----+-----+--------+-----+-----+-----+-----+-----+
    | contacts |  <=  |   -   |  -  |  -  |  -  | 10,387 |  -  |  -  |  -  |  -  |  -  |
    |     note |  SS  | 1,308 |  -  |   2 |  -  |    -   |  -  |  -  |  -  |  -  |  -  |
    +----------+------+-------+-----+-----+-----+--------+-----+-----+-----+-----+-----+
    |                  1,310 local changes and 10,387 remote changes.                  |
    +----------------------------------------------------------------------------------+

  :Parameters:

  stats : dict

    The synchronization stats returned by a call to Adapter.sync().

  stream : file-like-object

    An output file-like object that has at least a `write()` method,
    e.g. ``sys.stdout`` can be used.

  title : str, optional, default: null

    A title placed at the top of the table -- if omitted (the default),
    then no title is rendered.

  details : bool, optional, default: true

    If truthy, a per-datastore listing of changes will be displayed
    (as in the above example).

  totals : bool, optional, default: true

    If truthy, a summary of all changes will be displayed (as in the
    above example).

  gettext : callable, optional, @DEPRECATED(0.2.0), default: null

    A `gettext.gettext` compatible callable used for translating
    localized content (such as number formatting, etc.).

    NOTE: this parameter is deprecated, and will be replaced with
    a generalized i18n solution.
  '''

  from . import state
  modeStringLut = dict((
    (constants.SYNCTYPE_TWO_WAY,             '<>'),
    (constants.SYNCTYPE_SLOW_SYNC,           'SS'),
    (constants.SYNCTYPE_ONE_WAY_FROM_CLIENT, '->'),
    (constants.SYNCTYPE_REFRESH_FROM_CLIENT, '=>'),
    (constants.SYNCTYPE_ONE_WAY_FROM_SERVER, '<-'),
    (constants.SYNCTYPE_REFRESH_FROM_SERVER, '<='),
    ))

  if gettext is not None:
    _ = gettext
  else:
    _ = lambda s: s

  # todo: this does not handle the case where the title is wider than the table.

  wSrc  = len(_('Source'))
  wMode = len(_('Mode'))
  wCon  = len(_('Conflicts'))
  wCol  = len(_('Col'))
  wMrg  = len(_('Mrg'))
  wHereAdd = wPeerAdd = len(_('Add'))
  wHereMod = wPeerMod = len(_('Mod'))
  wHereDel = wPeerDel = len(_('Del'))
  wHereErr = wPeerErr = len(_('Err'))

  totLoc = 0
  totRem = 0
  totErr = 0
  totCol = 0
  totMrg = 0

  for key in stats.keys():
    wSrc  = max(wSrc, len(key))
    wMode = max(wMode, len(modeStringLut.get(stats[key].mode)))
    wCol  = max(wCol, len(num2str(stats[key].conflicts)))
    wMrg  = max(wMrg, len(num2str(stats[key].merged)))
    wHereAdd = max(wHereAdd, len(num2str(stats[key].hereAdd)))
    wPeerAdd = max(wPeerAdd, len(num2str(stats[key].peerAdd)))
    wHereMod = max(wHereMod, len(num2str(stats[key].hereMod)))
    wPeerMod = max(wPeerMod, len(num2str(stats[key].peerMod)))
    wHereDel = max(wHereDel, len(num2str(stats[key].hereDel)))
    wPeerDel = max(wPeerDel, len(num2str(stats[key].peerDel)))
    wHereErr = max(wHereErr, len(num2str(stats[key].hereErr)))
    wPeerErr = max(wPeerErr, len(num2str(stats[key].peerErr)))
    totLoc += stats[key].hereAdd + stats[key].hereMod + stats[key].hereDel
    totRem += stats[key].peerAdd + stats[key].peerMod + stats[key].peerDel
    totErr += stats[key].hereErr + stats[key].peerErr
    totCol += stats[key].conflicts
    totMrg += stats[key].merged

  # TODO: i'm 100% sure there is a python library that can do this for me...

  if wCon > wCol + 3 + wMrg:
    diff = wCon - ( wCol + 3 + wMrg )
    wCol += diff / 2
    wMrg = wCon - 3 - wCol
  else:
    wCon = wCol + 3 + wMrg

  if details:
    tWid = ( wSrc + 3 + wMode + 3
             + wHereAdd + wHereMod + wHereDel + wHereErr + 9 + 3
             + wPeerAdd + wPeerMod + wPeerDel + wPeerErr + 9 + 3
             + wCon )
  else:
    if title is None:
      tWid = 0
    else:
      tWid = len(title)

  if totals:
    # TODO: oh dear. from an i18n POV, this is *horrible*!...
    sumlist = []
    for val, singular, plural in [
      (totLoc, _('local change'), _('local changes')),
      (totRem, _('remote change'), _('remote changes')),
      (totErr, _('error'), _('errors')),
      ]:
      if val == 1:
        sumlist.append(num2str(val) + ' ' + singular)
      elif val > 1:
        sumlist.append(num2str(val) + ' ' + plural)
    if len(sumlist) <= 0:
      sumlist = _('No changes')
    elif len(sumlist) == 1:
      sumlist = sumlist[0]
    else:
      sumlist = ', '.join(sumlist[:-1]) + ' ' + _('and') + ' ' + sumlist[-1]
    if totMrg > 0 or totCol > 0:
      sumlist += ': '
      if totMrg == 1:
        sumlist += num2str(totMrg) + ' ' + _('merge')
      elif totMrg > 1:
        sumlist += num2str(totMrg) + ' ' + _('merges')
      if totMrg > 0 and totCol > 0:
        sumlist += ' ' + _('and') + ' '
      if totCol == 1:
        sumlist += num2str(totCol) + ' ' + _('conflict')
      elif totCol > 1:
        sumlist += num2str(totCol) + ' ' + _('conflicts')
    sumlist += '.'
    if len(sumlist) > tWid:
      wSrc += len(sumlist) - tWid
      tWid = len(sumlist)

  if title is not None:
    stream.write('+-' + '-' * tWid + '-+\n')
    stream.write('| {0: ^{w}}'.format(title, w=tWid))
    stream.write(' |\n')

  hline = '+-' \
          + '-' * wSrc \
          + '-+-' \
          + '-' * wMode \
          + '-+-' \
          + '-' * ( wHereAdd + wHereMod + wHereDel + wHereErr + 9 ) \
          + '-+-' \
          + '-' * ( wPeerAdd + wPeerMod + wPeerDel + wPeerErr + 9 )  \
          + '-+-' \
          + '-' * wCon \
          + '-+\n'

  if details:

    stream.write(hline)

    stream.write('| ' + ' ' * wSrc)
    stream.write(' | ' + ' ' * wMode)
    stream.write(' | {0: ^{w}}'.format(_('Local'), w=( wHereAdd + wHereMod + wHereDel + wHereErr + 9 )))
    stream.write(' | {0: ^{w}}'.format(_('Remote'), w=( wPeerAdd + wPeerMod + wPeerDel + wPeerErr + 9 )))
    stream.write(' | {0: ^{w}}'.format(_('Conflicts'), w=wCon))
    stream.write(' |\n')

    stream.write('| {0: >{w}}'.format(_('Source'), w=wSrc))
    stream.write(' | {0: >{w}}'.format(_('Mode'), w=wMode))
    stream.write(' | {0: ^{w}}'.format(_('Add'), w=wHereAdd))
    stream.write(' | {0: ^{w}}'.format(_('Mod'), w=wHereMod))
    stream.write(' | {0: ^{w}}'.format(_('Del'), w=wHereDel))
    stream.write(' | {0: ^{w}}'.format(_('Err'), w=wHereErr))
    stream.write(' | {0: ^{w}}'.format(_('Add'), w=wPeerAdd))
    stream.write(' | {0: ^{w}}'.format(_('Mod'), w=wPeerMod))
    stream.write(' | {0: ^{w}}'.format(_('Del'), w=wPeerDel))
    stream.write(' | {0: ^{w}}'.format(_('Err'), w=wPeerErr))
    stream.write(' | {0: ^{w}}'.format(_('Col'), w=wCol))
    stream.write(' | {0: ^{w}}'.format(_('Mrg'), w=wMrg))
    stream.write(' |\n')

    hsline = '+-' + '-' * wSrc \
             + '-+-' + '-' * wMode \
             + '-+-' + '-' * wHereAdd \
             + '-+-' + '-' * wHereMod \
             + '-+-' + '-' * wHereDel \
             + '-+-' + '-' * wHereErr \
             + '-+-' + '-' * wPeerAdd \
             + '-+-' + '-' * wPeerMod \
             + '-+-' + '-' * wPeerDel \
             + '-+-' + '-' * wPeerErr \
             + '-+-' + '-' * wCol \
             + '-+-' + '-' * wMrg \
             + '-+\n'

    stream.write(hsline)

    def numcol(val, wid):
      if val == 0:
        return ' | {0: ^{w}}'.format('-', w=wid)
      return ' | {0: >{w}}'.format(num2str(val), w=wid)

    for key in sorted(stats.keys(), key=lambda k: str(k).lower()):
      stream.write('| {0: >{w}}'.format(key, w=wSrc))
      stream.write(' | {0: ^{w}}'.format(modeStringLut.get(stats[key].mode), w=wMode))
      stream.write(numcol(stats[key].hereAdd, wHereAdd))
      stream.write(numcol(stats[key].hereMod, wHereMod))
      stream.write(numcol(stats[key].hereDel, wHereDel))
      stream.write(numcol(stats[key].hereErr, wHereErr))
      stream.write(numcol(stats[key].peerAdd, wPeerAdd))
      stream.write(numcol(stats[key].peerMod, wPeerMod))
      stream.write(numcol(stats[key].peerDel, wPeerDel))
      stream.write(numcol(stats[key].peerErr, wPeerErr))
      stream.write(numcol(stats[key].conflicts, wCol))
      stream.write(numcol(stats[key].merged, wMrg))
      stream.write(' |\n')

    stream.write(hsline)

  if totals:
    if title is None and not details:
      stream.write('+-' + '-' * tWid + '-+\n')
    stream.write('| {0: ^{w}}'.format(sumlist, w=tWid))
    stream.write(' |\n')
    stream.write('+-' + '-' * tWid + '-+\n')

  return


Instruction:
Here you have a function in Python 3, explain what it does
def lookup(cls, key, get=False):
        if get:
            item = cls._item_dict.get(key)
            return item.name if item else key
        return cls._item_dict[key].name

Response: Returns the label for a given Enum key


Instruction:
Explain what the following Python 3 code does
def verbose(cls, key=False, default=''):
        if key is False:
            items = cls._item_dict.values()
            return [(x.key, x.value) for x in sorted(items, key=lambda x:x.sort or x.key)]

        item = cls._item_dict.get(key)
        return item.value if item else default

Response: Returns the verbose name for a given enum value


Instruction:
How would you code a function in Python 3 to
return the list of DNS servers configured with nmcli.

Response:
def get_configured_dns():
    """
        Returns the configured DNS servers with the use f nmcli.
    """
    ips = []
    try:
        output = subprocess.check_output(['nmcli', 'device', 'show'])
        output = output.decode('utf-8')

        for line in output.split('\n'):
            if 'DNS' in line:
                pattern = r"\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}"
                for hit in re.findall(pattern, line):
                    ips.append(hit)
    except FileNotFoundError:
        pass
    return ips


Instruction:
Create a Python 3 function for
returning the dns servers configured in the resolv. conf file

Response:
def get_resolv_dns():
    """
        Returns the dns servers configured in /etc/resolv.conf
    """
    result = []
    try:
        for line in open('/etc/resolv.conf', 'r'):
            if line.startswith('search'):
                result.append(line.strip().split(' ')[1])
    except FileNotFoundError:
        pass
    return result


Instruction:
Can you create a Python 3 function that
tries to perform a zone transfer on a given address.

Response:
def zone_transfer(address, dns_name):
    """
        Tries to perform a zone transfer.
    """
    ips = []
    try:
        print_notification("Attempting dns zone transfer for {} on {}".format(dns_name, address))
        z = dns.zone.from_xfr(dns.query.xfr(address, dns_name))
    except dns.exception.FormError:
        print_notification("Zone transfer not allowed")
        return ips
    names = z.nodes.keys()
    print_success("Zone transfer successfull for {}, found {} entries".format(address, len(names)))
    for n in names:
        node = z[n]
        data = node.get_rdataset(dns.rdataclass.IN, dns.rdatatype.A)
        if data:
            # TODO add hostnames to entries.
            # hostname = n.to_text()
            for item in data.items:
                address = item.address
                ips.append(address)
    return ips


Instruction:
Create a Python 3 function to
resolve the list of domains and returns the ips.

Response:
def resolve_domains(domains, disable_zone=False):
    """
        Resolves the list of domains and returns the ips.
    """
    dnsresolver = dns.resolver.Resolver()

    ips = []

    for domain in domains:
        print_notification("Resolving {}".format(domain))
        try:
            result = dnsresolver.query(domain, 'A')
            for a in result.response.answer[0]:
                ips.append(str(a))
                if not disable_zone:
                    ips.extend(zone_transfer(str(a), domain))
        except dns.resolver.NXDOMAIN as e:
            print_error(e)
    return ips


Instruction:
Make a summary of the following Python 3 code
def parse_ips(ips, netmask, include_public):
    hs = HostSearch()
    rs = RangeSearch()
    ranges = []
    ips = list(set(ips))
    included_ips = []
    print_success("Found {} ips".format(len(ips)))
    for ip in ips:
        ip_address = ipaddress.ip_address(ip)
        if include_public or ip_address.is_private:
            # To stop the screen filling with ranges.
            if len(ips) < 15:
                print_success("Found ip: {}".format(ip))
            host = hs.id_to_object(ip)
            host.add_tag('dns_discover')
            host.save()
            r = str(ipaddress.IPv4Network("{}/{}".format(ip, netmask), strict=False))
            ranges.append(r)
            included_ips.append(ip)
        else:
            print_notification("Excluding ip {}".format(ip))

    ranges = list(set(ranges))
    print_success("Found {} ranges".format(len(ranges)))
    for rng in ranges:
        # To stop the screen filling with ranges.
        if len(ranges) < 15:
            print_success("Found range: {}".format(rng))
        r = rs.id_to_object(rng)
        r.add_tag('dns_discover')
        r.save()

    stats = {}
    stats['ips'] = included_ips
    stats['ranges'] = ranges
    return stats

Response: Parses the list of ips into ranges based on the netmask given.


Instruction:
Explain what the following Python 3 code does
def create_connection(conf):
    host_config = {}
    host_config['hosts'] = [conf.get('jackal', 'host')]
    if int(conf.get('jackal', 'use_ssl')):
        host_config['use_ssl'] = True
    if conf.get('jackal', 'ca_certs'):
        host_config['ca_certs'] = conf.get('jackal', 'ca_certs')
    if int(conf.get('jackal', 'client_certs')):
        host_config['client_cert'] = conf.get('jackal', 'client_cert')
        host_config['client_key'] = conf.get('jackal', 'client_key')

    # Disable hostname checking for now.
    host_config['ssl_assert_hostname'] = False

    connections.create_connection(**host_config)

Response: Creates a connection based upon the given configuration object.


Instruction:
Can you write a function in Python 3 where it
searches the elasticsearch instance to retrieve the requested documents.

Response:
def search(self, number=None, *args, **kwargs):
        """
            Searches the elasticsearch instance to retrieve the requested documents.
        """
        search = self.create_search(*args, **kwargs)
        try:
            if number:
                response = search[0:number]
            else:
                args, _ = self.core_parser.parse_known_args()
                if args.number:
                    response = search[0:args.number]
                else:
                    response = search.scan()

            return [hit for hit in response]
        except NotFoundError:
            print_error("The index was not found, have you initialized the index?")
            return []
        except (ConnectionError, TransportError):
            print_error("Cannot connect to elasticsearch")
            return []


Instruction:
Write a Python 3 function for
using the command line arguments to fill the search function and call it.

Response:
def argument_search(self):
        """
            Uses the command line arguments to fill the search function and call it.
        """
        arguments, _ = self.argparser.parse_known_args()
        return self.search(**vars(arguments))


Instruction:
Make a summary of the following Python 3 code
def count(self, *args, **kwargs):
        search = self.create_search(*args, **kwargs)
        try:
            return search.count()
        except NotFoundError:
            print_error("The index was not found, have you initialized the index?")
        except (ConnectionError, TransportError):
            print_error("Cannot connect to elasticsearch")

Response: Returns the number of results after filtering with the given arguments.


Instruction:
Can you tell what is the following Python 3 function doing
def argument_count(self):
        arguments, _ = self.argparser.parse_known_args()
        return self.count(**vars(arguments))

Response: Returns the number of arguments for the current locale.


Instruction:
Write a Python 3 script to
return a generator that maps the input of the pipe to an elasticsearch object.

Response:
def get_pipe(self, object_type):
        """
            Returns a generator that maps the input of the pipe to an elasticsearch object.
            Will call id_to_object if it cannot serialize the data from json.
        """
        for line in sys.stdin:
            try:
                data = json.loads(line.strip())
                obj = object_type(**data)
                yield obj
            except ValueError:
                yield self.id_to_object(line.strip())


Instruction:
Make a summary of the following Python 3 code
def id_to_object(self, line):
        result = Range.get(line, ignore=404)
        if not result:
            result = Range(range=line)
            result.save()
        return result

Response: Resolves an ip adres to a range object creating it if it doesn t exist.


Instruction:
Write a Python 3 function for
returning an Argparser instance with search functionality specific for ranges.

Response:
def argparser(self):
        """
            Argparser option with search functionality specific for ranges.
        """
        core_parser = self.core_parser
        core_parser.add_argument('-r', '--range', type=str, help="The range to search for use")
        return core_parser


Instruction:
Write a Python 3 script to
convert an object to an object ID.

Response:
def object_to_id(self, obj):
        """
            Searches elasticsearch for objects with the same address, protocol, port and state.
        """
        search = Service.search()
        search = search.filter("term", address=obj.address)
        search = search.filter("term", protocol=obj.protocol)
        search = search.filter("term", port=obj.port)
        search = search.filter("term", state=obj.state)
        if search.count():
            result = search[0].execute()[0]
            return result.meta.id
        else:
            return None


Instruction:
Can you write a function in Python 3 where it
resolves the given id to a user object.

Response:
def id_to_object(self, line):
        """
            Resolves the given id to a user object, if it doesn't exists it will be created.
        """
        user = User.get(line, ignore=404)
        if not user:
            user = User(username=line)
            user.save()
        return user


Instruction:
Given the following Python 3 function, write the documentation
def get_users(self, *args, **kwargs):
        arguments, _ = self.argparser.parse_known_args()
        if self.is_pipe and self.use_pipe:
            return self.get_pipe(self.object_type)
        elif arguments.tags or arguments.group or arguments.search or arguments.domain:
            return self.argument_search()
        else:
            return self.search(*args, **kwargs)

Response: Retrieves the users from elastic.


Instruction:
Implement a Python 3 function for
retrieving the domains of the users from elastic.

Response:
def get_domains(self):
        """
            Retrieves the domains of the users from elastic.
        """
        search = User.search()
        search.aggs.bucket('domains', 'terms', field='domain', order={'_count': 'desc'}, size=100)
        response = search.execute()
        return [entry.key for entry in response.aggregations.domains.buckets]


Instruction:
Can you generate the documentation for the following Python 3 function
def find_object(self, username, secret, domain=None, host_ip=None, service_id=None):
        # Not sure yet if this is advisable... Older passwords can be overwritten...
        search = Credential.search()
        search = search.filter("term", username=username)
        search = search.filter("term", secret=secret)
        if domain:
            search = search.filter("term", domain=domain)
        else:
            search = search.exclude("exists", field="domain")
        if host_ip:
            search = search.filter("term", host_ip=host_ip)
        else:
            search = search.exclude("exists", field="host_ip")
        if service_id:
            search = search.filter("term", service_id=service_id)
        else:
            search = search.exclude("exists", field="service_id")
        if search.count():
            result = search[0].execute()[0]
            return result
        else:
            return None

Response: Searches elasticsearch for objects with the same username password optional domain host_ip and service_id.


Instruction:
Make a summary of the following Python 3 code
def object_to_id(self, obj):
        # Not sure yet if this is advisable... Older passwords can be overwritten...
        search = Credential.search()
        search = search.filter("term", username=obj.username)
        search = search.filter("term", secret=obj.secret)
        if obj.domain:
            search = search.filter("term", domain=obj.domain)
        else:
            search = search.exclude("exists", field="domain")
        if obj.host_ip:
            search = search.filter("term", host_ip=obj.host_ip)
        else:
            search = search.exclude("exists", field="host_ip")
        if obj.service_id:
            search = search.filter("term", service_id=obj.service_id)
        else:
            search = search.exclude("exists", field="service_id")
        if search.count():
            result = search[0].execute()[0]
            return result.meta.id
        else:
            return None

Response: Converts an object to an object ID.


Instruction:
Given the following Python 3 function, write the documentation
def get_credentials(self, *args, **kwargs):
        arguments, _ = self.argparser.parse_known_args()
        if self.is_pipe and self.use_pipe:
            return self.get_pipe(self.object_type)
        elif arguments.tags or arguments.type or arguments.search or arguments.password or arguments.cracked or arguments.range or arguments.domain:
            return self.argument_search()
        else:
            return self.search(*args, **kwargs)

Response: Retrieves the users from elastic.


Instruction:
Write a Python 3 function that can
return a list that maps the input of the pipe to an elasticsearch object.

Response:
def get_pipe(self):
        """
            Returns a list that maps the input of the pipe to an elasticsearch object.
            Will call id_to_object if it cannot serialize the data from json.
        """
        lines = []
        for line in sys.stdin:
            try:
                lines.append(self.line_to_object(line.strip()))
            except ValueError:
                pass
            except KeyError:
                pass
        return lines


Instruction:
Can you implement a function in Python 3 that
consumes state. Command commands and converts them to an ET protocol tree.

Response:
def commands2tree(self, adapter, session, commands):
    '''Consumes state.Command commands and converts them to an ET protocol tree'''

    # todo: trap errors...

    hdrcmd = commands[0]
    commands = commands[1:]

    if hdrcmd.name != constants.CMD_SYNCHDR:
      raise common.InternalError('unexpected first command "%s" (expected "%s")'
                                 % (hdrcmd.name, constants.CMD_SYNCHDR))

    if hdrcmd.version != constants.SYNCML_VERSION_1_2:
      raise common.FeatureNotSupported('unsupported SyncML version "%s"' % (hdrcmd.version,))

    xsync = ET.Element(constants.NODE_SYNCML)
    xhdr  = ET.SubElement(xsync, hdrcmd.name)
    if hdrcmd.version == constants.SYNCML_VERSION_1_2:
      ET.SubElement(xhdr, 'VerDTD').text = constants.SYNCML_DTD_VERSION_1_2
      ET.SubElement(xhdr, 'VerProto').text = hdrcmd.version

    ET.SubElement(xhdr, 'SessionID').text = hdrcmd.sessionID
    ET.SubElement(xhdr, 'MsgID').text = hdrcmd.msgID
    xsrc = ET.SubElement(xhdr, 'Source')
    ET.SubElement(xsrc, 'LocURI').text = hdrcmd.source
    if hdrcmd.sourceName is not None:
      ET.SubElement(xsrc, 'LocName').text = hdrcmd.sourceName
    xtgt = ET.SubElement(xhdr, 'Target')
    ET.SubElement(xtgt, 'LocURI').text = hdrcmd.target
    if hdrcmd.targetName is not None:
      ET.SubElement(xtgt, 'LocName').text = hdrcmd.targetName
    if hdrcmd.respUri is not None:
      ET.SubElement(xhdr, 'RespURI').text = hdrcmd.respUri

    if hdrcmd.auth is not None and not session.authAccepted:
      if hdrcmd.auth != constants.NAMESPACE_AUTH_BASIC:
        raise NotImplementedError('auth method "%s"' % (common.auth2string(hdrcmd.auth),))
      if hdrcmd.auth == constants.NAMESPACE_AUTH_BASIC:
        xcred = ET.SubElement(xhdr, 'Cred')
        xmeta = ET.SubElement(xcred, 'Meta')
        ET.SubElement(xmeta, 'Format', {'xmlns': constants.NAMESPACE_METINF}).text = 'b64'
        ET.SubElement(xmeta, 'Type', {'xmlns': constants.NAMESPACE_METINF}).text   = hdrcmd.auth
        ET.SubElement(xcred, 'Data').text = base64.b64encode(
          '%s:%s' % (adapter.peer.username, adapter.peer.password))
    if hdrcmd.maxMsgSize is not None or hdrcmd.maxObjSize is not None:
      xmeta = ET.SubElement(xhdr, 'Meta')
      if hdrcmd.maxMsgSize is not None:
        ET.SubElement(xmeta, 'MaxMsgSize', {'xmlns': constants.NAMESPACE_METINF}).text = hdrcmd.maxMsgSize
      if hdrcmd.maxObjSize is not None:
        ET.SubElement(xmeta, 'MaxObjSize', {'xmlns': constants.NAMESPACE_METINF}).text = hdrcmd.maxObjSize

    xbody = ET.SubElement(xsync, constants.NODE_SYNCBODY)

    for cmdidx, cmd in enumerate(commands):

      xcmd = ET.SubElement(xbody, cmd.name)
      if cmd.cmdID is not None:
        ET.SubElement(xcmd, 'CmdID').text = cmd.cmdID

      if cmd.name == constants.CMD_ALERT:
        ET.SubElement(xcmd, 'Data').text = str(cmd.data)
        xitem = ET.SubElement(xcmd, 'Item')
        ET.SubElement(ET.SubElement(xitem, 'Source'), 'LocURI').text = cmd.source
        ET.SubElement(ET.SubElement(xitem, 'Target'), 'LocURI').text = cmd.target
        if cmd.lastAnchor is not None \
           or cmd.nextAnchor is not None \
           or cmd.maxObjSize is not None:
          xmeta = ET.SubElement(xitem, 'Meta')
          xanch = ET.SubElement(xmeta, 'Anchor', {'xmlns': constants.NAMESPACE_METINF})
          if cmd.lastAnchor is not None:
            ET.SubElement(xanch, 'Last').text = cmd.lastAnchor
          if cmd.nextAnchor is not None:
            ET.SubElement(xanch, 'Next').text = cmd.nextAnchor
          if cmd.maxObjSize is not None:
            ET.SubElement(xmeta, 'MaxObjSize', {'xmlns': constants.NAMESPACE_METINF}).text = cmd.maxObjSize
        continue

      if cmd.name == constants.CMD_STATUS:
        ET.SubElement(xcmd, 'MsgRef').text    = cmd.msgRef
        ET.SubElement(xcmd, 'CmdRef').text    = cmd.cmdRef
        ET.SubElement(xcmd, 'Cmd').text       = cmd.statusOf
        if cmd.sourceRef is not None:
          ET.SubElement(xcmd, 'SourceRef').text = cmd.sourceRef
        if cmd.targetRef is not None:
          ET.SubElement(xcmd, 'TargetRef').text = cmd.targetRef
        ET.SubElement(xcmd, 'Data').text      = cmd.statusCode
        if cmd.nextAnchor is not None or cmd.lastAnchor is not None:
          xdata = ET.SubElement(ET.SubElement(xcmd, 'Item'), 'Data')
          xanch = ET.SubElement(xdata, 'Anchor', {'xmlns': constants.NAMESPACE_METINF})
          if cmd.lastAnchor is not None:
            ET.SubElement(xanch, 'Last').text = cmd.lastAnchor
          if cmd.nextAnchor is not None:
            ET.SubElement(xanch, 'Next').text = cmd.nextAnchor
        # NOTE: this is NOT standard SyncML...
        if cmd.errorCode is not None or cmd.errorMsg is not None:
          xerr = ET.SubElement(xcmd, 'Error')
          if cmd.errorCode is not None:
            ET.SubElement(xerr, 'Code').text = cmd.errorCode
          if cmd.errorMsg is not None:
            ET.SubElement(xerr, 'Message').text = cmd.errorMsg
          if cmd.errorTrace is not None:
            ET.SubElement(xerr, 'Trace').text = cmd.errorTrace
        continue

      if cmd.name in [constants.CMD_GET, constants.CMD_PUT]:
        ET.SubElement(ET.SubElement(xcmd, 'Meta'), 'Type',
                      {'xmlns': constants.NAMESPACE_METINF}).text = cmd.type
        if cmd.source is not None or cmd.target is not None or cmd.data:
          xitem = ET.SubElement(xcmd, 'Item')
        if cmd.source is not None:
          xsrc = ET.SubElement(xitem, 'Source')
          ET.SubElement(xsrc, 'LocURI').text  = cmd.source
          ET.SubElement(xsrc, 'LocName').text = cmd.source
        if cmd.target is not None:
          xtgt = ET.SubElement(xitem, 'Target')
          ET.SubElement(xtgt, 'LocURI').text  = cmd.target
          ET.SubElement(xtgt, 'LocName').text = cmd.target
        if cmd.data is not None:
          if isinstance(cmd.data, basestring):
            ET.SubElement(xitem, 'Data').text = cmd.data
          else:
            ET.SubElement(xitem, 'Data').append(cmd.data)
        continue

      if cmd.name == constants.CMD_RESULTS:
        ET.SubElement(xcmd, 'MsgRef').text    = cmd.msgRef
        ET.SubElement(xcmd, 'CmdRef').text    = cmd.cmdRef
        ET.SubElement(ET.SubElement(xcmd, 'Meta'), 'Type',
                      {'xmlns': constants.NAMESPACE_METINF}).text = cmd.type
        xitem = ET.SubElement(xcmd, 'Item')
        xsrc = ET.SubElement(xitem, 'Source')
        ET.SubElement(xsrc, 'LocURI').text  = cmd.source
        ET.SubElement(xsrc, 'LocName').text = cmd.source
        if cmd.data is not None:
          if isinstance(cmd.data, basestring):
            ET.SubElement(xitem, 'Data').text = cmd.data
          else:
            ET.SubElement(xitem, 'Data').append(cmd.data)
        continue

      if cmd.name == constants.CMD_SYNC:
        ET.SubElement(ET.SubElement(xcmd, 'Source'), 'LocURI').text = cmd.source
        ET.SubElement(ET.SubElement(xcmd, 'Target'), 'LocURI').text = cmd.target
        if cmd.noc is not None:
          ET.SubElement(xcmd, 'NumberOfChanges').text = cmd.noc
        if cmd.data is not None:
          for scmd in cmd.data:
            xscmd = ET.SubElement(xcmd, scmd.name)
            if scmd.cmdID is not None:
              ET.SubElement(xscmd, 'CmdID').text = scmd.cmdID
            if scmd.type is not None or \
              ( scmd.format is not None and scmd.format != constants.FORMAT_AUTO ):
              xsmeta = ET.SubElement(xscmd, 'Meta')
              # todo: implement auto encoding determination...
              #       (the current implementation just lets XML encoding do it,
              #        which is for most things good enough, but not so good
              #        for sequences that need a large amount escaping such as
              #        binary data...)
              if scmd.format is not None and scmd.format != constants.FORMAT_AUTO:
                ET.SubElement(xsmeta, 'Format', {'xmlns': constants.NAMESPACE_METINF}).text = scmd.format
              if scmd.type is not None:
                ET.SubElement(xsmeta, 'Type', {'xmlns': constants.NAMESPACE_METINF}).text = scmd.type
            xsitem = ET.SubElement(xscmd, 'Item')
            if scmd.source is not None:
              ET.SubElement(ET.SubElement(xsitem, 'Source'), 'LocURI').text = scmd.source
            if scmd.sourceParent is not None:
              ET.SubElement(ET.SubElement(xsitem, 'SourceParent'), 'LocURI').text = scmd.sourceParent
            if scmd.target is not None:
              ET.SubElement(ET.SubElement(xsitem, 'Target'), 'LocURI').text = scmd.target
            if scmd.targetParent is not None:
              ET.SubElement(ET.SubElement(xsitem, 'TargetParent'), 'LocURI').text = scmd.targetParent
            if scmd.data is not None:
              if isinstance(scmd.data, basestring):
                ET.SubElement(xsitem, 'Data').text = scmd.data
              else:
                ET.SubElement(xsitem, 'Data').append(scmd.data)
        continue

      if cmd.name == constants.CMD_MAP:
        ET.SubElement(ET.SubElement(xcmd, 'Source'), 'LocURI').text = cmd.source
        ET.SubElement(ET.SubElement(xcmd, 'Target'), 'LocURI').text = cmd.target
        if cmd.sourceItem is not None or cmd.targetItem is not None:
          xitem = ET.SubElement(xcmd, constants.CMD_MAPITEM)
          if cmd.sourceItem is not None:
            ET.SubElement(ET.SubElement(xitem, 'Source'), 'LocURI').text = cmd.sourceItem
          if cmd.targetItem is not None:
            ET.SubElement(ET.SubElement(xitem, 'Target'), 'LocURI').text = cmd.targetItem
        continue

      if cmd.name == constants.CMD_FINAL:
        if cmdidx + 1 < len(commands):
          raise common.InternalError('command "%s" not at tail end of commands' % (cmd.name,))
        continue

      raise common.InternalError('unexpected command "%s"' % (cmd.name,))

    return xsync


Instruction:
Write a Python 3 function that can
consume an ET protocol tree and converts it to state. Command commands

Response:
def tree2commands(self, adapter, session, lastcmds, xsync):
    '''Consumes an ET protocol tree and converts it to state.Command commands'''

    # do some preliminary sanity checks...
    # todo: do i really want to be using assert statements?...

    assert xsync.tag == constants.NODE_SYNCML
    assert len(xsync) == 2
    assert xsync[0].tag == constants.CMD_SYNCHDR
    assert xsync[1].tag == constants.NODE_SYNCBODY

    version = xsync[0].findtext('VerProto')
    if version != constants.SYNCML_VERSION_1_2:
      raise common.FeatureNotSupported('unsupported SyncML version "%s" (expected "%s")' \
                                       % (version, constants.SYNCML_VERSION_1_2))
    verdtd = xsync[0].findtext('VerDTD')
    if verdtd != constants.SYNCML_DTD_VERSION_1_2:
      raise common.FeatureNotSupported('unsupported SyncML DTD version "%s" (expected "%s")' \
                                       % (verdtd, constants.SYNCML_DTD_VERSION_1_2))

    ret = self.initialize(adapter, session, xsync)
    hdrcmd = ret[0]

    if session.isServer:
      log.debug('received request SyncML message from "%s" (s%s.m%s)',
                hdrcmd.target, hdrcmd.sessionID, hdrcmd.msgID)
    else:
      log.debug('received response SyncML message from "%s" (s%s.m%s)',
                lastcmds[0].target, lastcmds[0].sessionID, lastcmds[0].msgID)

    try:
      return self._tree2commands(adapter, session, lastcmds, xsync, ret)
    except Exception, e:
      if not session.isServer:
        raise
      # TODO: make this configurable as to whether or not any error
      #       is sent back to the peer as a SyncML "standardized" error
      #       status...
      code = '%s.%s' % (e.__class__.__module__, e.__class__.__name__)
      msg  = ''.join(traceback.format_exception_only(type(e), e)).strip()
      log.exception('failed while interpreting command tree: %s', msg)
      # TODO: for some reason, the active exception is not being logged...
      return [
        hdrcmd,
        state.Command(
          name       = constants.CMD_STATUS,
          cmdID      = '1',
          msgRef     = session.pendingMsgID,
          cmdRef     = 0,
          sourceRef  = xsync[0].findtext('Source/LocURI'),
          targetRef  = xsync[0].findtext('Target/LocURI'),
          statusOf   = constants.CMD_SYNCHDR,
          statusCode = constants.STATUS_COMMAND_FAILED,
          errorCode  = code,
          errorMsg   = msg,
          errorTrace = ''.join(traceback.format_exception(type(e), e, sys.exc_info()[2])),
          ),
        state.Command(name=constants.CMD_FINAL)]


Instruction:
Write a Python 3 script to
dump the object into a string representation.

Response:
def dumps(self, contentType=None, version=None):
    '''
    [OPTIONAL] Identical to :meth:`dump`, except the serialized form
    is returned as a string representation. As documented in
    :meth:`dump`, the return value can optionally be a three-element
    tuple of (contentType, version, data) if the provided content-type
    should be overridden or enhanced. The default implementation just
    wraps :meth:`dump`.
    '''
    buf = six.StringIO()
    ret = self.dump(buf, contentType, version)
    if ret is None:
      return buf.getvalue()
    return (ret[0], ret[1], buf.getvalue())


Instruction:
Can you generate the documentation for the following Python 3 function
def dumpsItem(self, item, contentType=None, version=None):
    '''
    [OPTIONAL] Identical to :meth:`dump`, except the serialized form
    is returned as a string representation. As documented in
    :meth:`dump`, the return value can optionally be a three-element
    tuple of (contentType, version, data) if the provided content-type
    should be overridden or enhanced. The default implementation just
    wraps :meth:`dump`.
    '''
    buf = six.StringIO()
    ret = self.dumpItem(item, buf, contentType, version)
    if ret is None:
      return buf.getvalue()
    return (ret[0], ret[1], buf.getvalue())

Response: Dumps an item into a three - element tuple.


Instruction:
Write a Python 3 function that can
find the specified item and returns a item that matches the item.

Response:
def matchItem(self, item):
    '''
    [OPTIONAL] Attempts to find the specified item and returns an item
    that describes the same object although it's specific properties
    may be different. For example, a contact whose name is an
    identical match, but whose telephone number has changed would
    return the matched item. ``None`` should be returned if no match
    is found, otherwise the item that `item` matched should be
    returned.

    This is used primarily when a slow-sync is invoked and objects
    that exist in both peers should not be replicated.

    Note that **NO** merging of the items' properties should be done;
    that will be initiated via a separate call to :meth:`mergeItems`.

    This method by default will iterate over all items (by calling
    :meth:`getAllItems`) and compare them using ``cmp()``. This means
    that if the items managed by this agent implement the ``__eq__``
    or ``__cmp__`` methods, then matching items will be detected and
    returned. Otherwise, any items that exist in both peers will be
    duplicated on slow-sync.

    Sub-classes *should* implement a more efficient method of finding
    matching items.

    See :doc:`../merging` for details.
    '''
    for match in self.getAllItems():
      if cmp(match, item) == 0:
        return match
    return None


Instruction:
Here you have a function in Python 3, explain what it does
def initialize_indices():
    Host.init()
    Range.init()
    Service.init()
    User.init()
    Credential.init()
    Log.init()

Response: Initializes the indices of the hosts services credentials and log objects.


Instruction:
Can you write a function in Python 3 where it
returns an ElementTree node representing this ContentTypeInfo.

Response:
def toSyncML(self, nodeName=None, uniqueVerCt=False):
    '''
    Returns an ElementTree node representing this ContentTypeInfo. If
    `nodeName` is not None, then it will be used as the containing
    element node name (this is useful, for example, to differentiate
    between a standard content-type and a preferred content-type). If
    `uniqueVerCt` is True, then an array of elements will be returned
    instead of a single element with multiple VerCT elements (for
    content-types that support multiple versions).
    '''
    if uniqueVerCt:
      ret = []
      for v in self.versions:
        tmp = ET.Element(nodeName or 'ContentType')
        ET.SubElement(tmp, 'CTType').text = self.ctype
        ET.SubElement(tmp, 'VerCT').text = v
        ret.append(tmp)
      return ret
    ret = ET.Element(nodeName or 'ContentType')
    ET.SubElement(ret, 'CTType').text = self.ctype
    for v in self.versions:
      ET.SubElement(ret, 'VerCT').text = v
    return ret


Instruction:
Create a Python 3 function to
parse the entry into a Computer object.

Response:
def parse_single_computer(entry):
    """
        Parse the entry into a computer object.
    """
    computer = Computer(dns_hostname=get_field(entry, 'dNSHostName'), description=get_field(
        entry, 'description'), os=get_field(entry, 'operatingSystem'), group_id=get_field(entry, 'primaryGroupID'))
    try:
        ip = str(ipaddress.ip_address(get_field(entry, 'IPv4')))
    except ValueError:
        ip = ''

    if ip:
        computer.ip = ip
    elif computer.dns_hostname:
        computer.ip = resolve_ip(computer.dns_hostname)
    return computer


Instruction:
Create a Python 3 function to
parse the file and extract the computers that resolve into jackal.

Response:
def parse_domain_computers(filename):
    """
        Parse the file and extract the computers, import the computers that resolve into jackal.
    """
    with open(filename) as f:
        data = json.loads(f.read())
    hs = HostSearch()
    count = 0
    entry_count = 0
    print_notification("Parsing {} entries".format(len(data)))
    for system in data:
        entry_count += 1
        parsed = parse_single_computer(system)
        if parsed.ip:
            try:
                host = hs.id_to_object(parsed.ip)
                host.description.append(parsed.description)
                host.hostname.append(parsed.dns_hostname)
                if parsed.os:
                    host.os = parsed.os
                host.domain_controller = parsed.dc
                host.add_tag('domaindump')
                host.save()
                count += 1
            except ValueError:
                pass
        sys.stdout.write('\r')
        sys.stdout.write(
            "[{}/{}] {} resolved".format(entry_count, len(data), count))
        sys.stdout.flush()
    sys.stdout.write('\r')
    return count