INSTRUCTION
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Stop when connection is lost.
def connection_lost(self, exc): """Stop when connection is lost.""" if exc: self.log.exception('disconnected due to exception') else: self.log.info('disconnected because of close/abort.') self._closed.set()
Send off parsed telegram to handling callback.
def handle_telegram(self, telegram): """Send off parsed telegram to handling callback.""" self.log.debug('got telegram: %s', telegram) try: parsed_telegram = self.telegram_parser.parse(telegram) except InvalidChecksumError as e: self.log.warning(str(e)) e...
Parse telegram from string to dict.
def parse(self, telegram_data): """ Parse telegram from string to dict. The telegram str type makes python 2.x integration easier. :param str telegram_data: full telegram from start ('/') to checksum ('!ABCD') including line endings in between the telegram's lines :...
: param str telegram:: raises ParseError:: raises InvalidChecksumError:
def validate_checksum(telegram): """ :param str telegram: :raises ParseError: :raises InvalidChecksumError: """ # Extract the part for which the checksum applies. checksum_contents = re.search(r'\/.+\!', telegram, re.DOTALL) # Extract the hexadecimal che...
Remove telegram from buffer and incomplete data preceding it. This is easier than validating the data before adding it to the buffer.: param str telegram:: return:
def _remove(self, telegram): """ Remove telegram from buffer and incomplete data preceding it. This is easier than validating the data before adding it to the buffer. :param str telegram: :return: """ # Remove data leading up to the telegram and the telegram itsel...
Get the version of the package from the given file by executing it and extracting the given name.
def get_version(file, name='__version__'): """Get the version of the package from the given file by executing it and extracting the given `name`. """ path = os.path.realpath(file) version_ns = {} with io.open(path, encoding="utf8") as f: exec(f.read(), {}, version_ns) return version_...
Given a list of range specifiers for python ensure compatibility.
def ensure_python(specs): """Given a list of range specifiers for python, ensure compatibility. """ if not isinstance(specs, (list, tuple)): specs = [specs] v = sys.version_info part = '%s.%s' % (v.major, v.minor) for spec in specs: if part == spec: return try...
Find all of the packages.
def find_packages(top=HERE): """ Find all of the packages. """ packages = [] for d, dirs, _ in os.walk(top, followlinks=True): if os.path.exists(pjoin(d, '__init__.py')): packages.append(os.path.relpath(d, top).replace(os.path.sep, '.')) elif d != top: # Do no...
Create a command class with the given optional prerelease class.
def create_cmdclass(prerelease_cmd=None, package_data_spec=None, data_files_spec=None): """Create a command class with the given optional prerelease class. Parameters ---------- prerelease_cmd: (name, Command) tuple, optional The command to run before releasing. package_data_spec: d...
Create a command that calls the given function.
def command_for_func(func): """Create a command that calls the given function.""" class FuncCommand(BaseCommand): def run(self): func() update_package_data(self.distribution) return FuncCommand
Echo a command before running it. Defaults to repo as cwd
def run(cmd, **kwargs): """Echo a command before running it. Defaults to repo as cwd""" log.info('> ' + list2cmdline(cmd)) kwargs.setdefault('cwd', HERE) kwargs.setdefault('shell', os.name == 'nt') if not isinstance(cmd, (list, tuple)) and os.name != 'nt': cmd = shlex.split(cmd) cmd[0] ...
Gets the newest/ oldest mtime for all files in a directory.
def recursive_mtime(path, newest=True): """Gets the newest/oldest mtime for all files in a directory.""" if os.path.isfile(path): return mtime(path) current_extreme = None for dirname, dirnames, filenames in os.walk(path, topdown=False): for filename in filenames: mt = mtime(...
Return a Command that checks that certain files exist.
def ensure_targets(targets): """Return a Command that checks that certain files exist. Raises a ValueError if any of the files are missing. Note: The check is skipped if the `--skip-npm` flag is used. """ class TargetsCheck(BaseCommand): def run(self): if skip_npm: ...
Wrap a setup command
def _wrap_command(cmds, cls, strict=True): """Wrap a setup command Parameters ---------- cmds: list(str) The names of the other commands to run prior to the command. strict: boolean, optional Whether to raise errors when a pre-command fails. """ class WrappedCommand(cls): ...
Get a package_data and data_files handler command.
def _get_file_handler(package_data_spec, data_files_spec): """Get a package_data and data_files handler command. """ class FileHandler(BaseCommand): def run(self): package_data = self.distribution.package_data package_spec = package_data_spec or dict() for (key,...
Expand data file specs into valid data files metadata.
def _get_data_files(data_specs, existing): """Expand data file specs into valid data files metadata. Parameters ---------- data_specs: list of tuples See [createcmdclass] for description. existing: list of tuples The existing distribution data_files metadata. Returns ------...
Expand file patterns to a list of package_data paths.
def _get_package_data(root, file_patterns=None): """Expand file patterns to a list of `package_data` paths. Parameters ----------- root: str The relative path to the package root from `HERE`. file_patterns: list or str, optional A list of glob patterns for the data file locations. ...
Translate and compile a glob pattern to a regular expression matcher.
def _compile_pattern(pat, ignore_case=True): """Translate and compile a glob pattern to a regular expression matcher.""" if isinstance(pat, bytes): pat_str = pat.decode('ISO-8859-1') res_str = _translate_glob(pat_str) res = res_str.encode('ISO-8859-1') else: res = _translate_...
Iterate over all the parts of a path.
def _iexplode_path(path): """Iterate over all the parts of a path. Splits path recursively with os.path.split(). """ (head, tail) = os.path.split(path) if not head or (not tail and head == path): if head: yield head if tail or not head: yield tail ret...
Translate a glob PATTERN to a regular expression.
def _translate_glob(pat): """Translate a glob PATTERN to a regular expression.""" translated_parts = [] for part in _iexplode_path(pat): translated_parts.append(_translate_glob_part(part)) os_sep_class = '[%s]' % re.escape(SEPARATORS) res = _join_translated(translated_parts, os_sep_class) ...
Join translated glob pattern parts.
def _join_translated(translated_parts, os_sep_class): """Join translated glob pattern parts. This is different from a simple join, as care need to be taken to allow ** to match ZERO or more directories. """ res = '' for part in translated_parts[:-1]: if part == '.*': # drop ...
Translate a glob PATTERN PART to a regular expression.
def _translate_glob_part(pat): """Translate a glob PATTERN PART to a regular expression.""" # Code modified from Python 3 standard lib fnmatch: if pat == '**': return '.*' i, n = 0, len(pat) res = [] while i < n: c = pat[i] i = i + 1 if c == '*': # Mat...
Send DDL to truncate the specified table
def truncate(self, table): """Send DDL to truncate the specified `table` :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ truncate_sql, serial_key_sql =...
Send DDL to create the specified table
def write_table(self, table): """Send DDL to create the specified `table` :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ table_sql, serial_key_sql = s...
Send DDL to create the specified table indexes
def write_indexes(self, table): """Send DDL to create the specified `table` indexes :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ index_sql = super(P...
Send DDL to create the specified table triggers
def write_triggers(self, table): """Send DDL to create the specified `table` triggers :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ index_sql = super...
Send DDL to create the specified table constraints
def write_constraints(self, table): """Send DDL to create the specified `table` constraints :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ constraint_...
Write the contents of table
def write_contents(self, table, reader): """Write the contents of `table` :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. - `reader`: an instance of a :py:class:`mysql2pgsql.lib.mysql...
Examines row data from MySQL and alters the values when necessary to be compatible with sending to PostgreSQL via the copy command
def process_row(self, table, row): """Examines row data from MySQL and alters the values when necessary to be compatible with sending to PostgreSQL via the copy command """ for index, column in enumerate(table.columns): hash_key = hash(frozenset(column.items())) ...
Write DDL to truncate the specified table
def truncate(self, table): """Write DDL to truncate the specified `table` :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ truncate_sql, serial_key_sql ...
Write DDL to create the specified table.
def write_table(self, table): """Write DDL to create the specified `table`. :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ table_sql, serial_key_sql =...
Write DDL of table indexes to the output file
def write_indexes(self, table): """Write DDL of `table` indexes to the output file :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ self.f.write('\n'.jo...
Write DDL of table constraints to the output file
def write_constraints(self, table): """Write DDL of `table` constraints to the output file :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ self.f.write...
Write TRIGGERs existing on table to the output file
def write_triggers(self, table): """Write TRIGGERs existing on `table` to the output file :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. Returns None """ self.f.write(...
Write the data contents of table to the output file.
def write_contents(self, table, reader): """Write the data contents of `table` to the output file. :Parameters: - `table`: an instance of a :py:class:`mysql2pgsql.lib.mysql_reader.MysqlReader.Table` object that represents the table to read/write. - `reader`: an instance of a :py:cla...
info face = Haettenschweiler size = 60 bold = 0 italic = 0 charset = unicode = 0 stretchH = 100 smooth = 1 aa = 1 padding = 0 0 0 0 spacing = 2 2 common lineHeight = 64 base = 53 scaleW = 256 scaleH = 128 pages = 1 packed = 0 page id = 0 file = attack_num. png chars count = 12 char id = 52 x = 2 y = 2 width = 33 height...
def parse_fntdata(_data, _config, _extra_data_receiver=None): """ info face="Haettenschweiler" size=60 bold=0 italic=0 charset="" unicode=0 stretchH=100 smooth=1 aa=1 padding=0,0,0,0 spacing=2,2 common lineHeight=64 base=53 scaleW=256 scaleH=128 pages=1 packed=0 page id=0 file="attack_num.png" chars count=12 char...
struct CCZHeader { unsigned char sig [ 4 ] ;// signature. Should be CCZ! 4 bytes unsigned short compression_type ;// should 0 unsigned short version ;// should be 2 ( although version type == 1 is also supported ) unsigned int reserved ;// Reserved for users. unsigned int len ;// size of the uncompressed file } ;
def _pvr_head(_data): """ struct CCZHeader { unsigned char sig[4]; // signature. Should be 'CCZ!' 4 bytes unsigned short compression_type; // should 0 unsigned short version; // should be 2 (although version type==1 is also supported) ...
Return an approximate number of queued tasks in the queue.
def qsize(self, extra_predicate=None): """ Return an approximate number of queued tasks in the queue. """ count = self._query_queued('COUNT(*) AS count', extra_predicate=extra_predicate) return count[0].count
Enqueue task with specified data.
def enqueue(self, data): """ Enqueue task with specified data. """ jsonified_data = json.dumps(data) with self._db_conn() as conn: return conn.execute( 'INSERT INTO %s (created, data) VALUES (%%(created)s, %%(data)s)' % self.table_name, created=datetim...
Retrieve a task handler from the queue.
def start(self, block=False, timeout=None, retry_interval=0.5, extra_predicate=None): """ Retrieve a task handler from the queue. If block is True, this function will block until it is able to retrieve a task. If block is True and timeout is a number it will block for at most <timeout> ...
This method is a good one to extend if you want to create a queue which always applies an extra predicate.
def _build_extra_predicate(self, extra_predicate): """ This method is a good one to extend if you want to create a queue which always applies an extra predicate. """ if extra_predicate is None: return '' # if they don't have a supported format seq, wrap it for them if not is...
Designed to be passed as the default kwarg in simplejson. dumps. Serializes dates and datetimes to ISO strings.
def simplejson_datetime_serializer(obj): """ Designed to be passed as the default kwarg in simplejson.dumps. Serializes dates and datetimes to ISO strings. """ if hasattr(obj, 'isoformat'): return obj.isoformat() else: raise TypeError('Object of type %s with value of %s is not JSON ...
Closes the existing database connection and re - opens it.
def reconnect(self): """Closes the existing database connection and re-opens it.""" conn = _mysql.connect(**self._db_args) if conn is not None: self.close() self._db = conn
Query the connection and return the rows ( or affected rows if not a select query ). Mysql errors will be propogated as exceptions.
def query(self, query, *parameters, **kwparameters): """ Query the connection and return the rows (or affected rows if not a select query). Mysql errors will be propogated as exceptions. """ return self._query(query, parameters, kwparameters)
Returns the first row returned for the given query.
def get(self, query, *parameters, **kwparameters): """Returns the first row returned for the given query.""" rows = self._query(query, parameters, kwparameters) if not rows: return None elif not isinstance(rows, list): raise MySQLError("Query is not a select query...
Executes the given query returning the lastrowid from the query.
def execute(self, query, *parameters, **kwparameters): """Executes the given query, returning the lastrowid from the query.""" return self.execute_lastrowid(query, *parameters, **kwparameters)
Executes the given query returning the lastrowid from the query.
def execute_lastrowid(self, query, *parameters, **kwparameters): """Executes the given query, returning the lastrowid from the query.""" self._execute(query, parameters, kwparameters) self._result = self._db.store_result() return self._db.insert_id()
Returns a new connection to the database.
def get_connection(db=DATABASE): """ Returns a new connection to the database. """ return database.connect(host=HOST, port=PORT, user=USER, password=PASSWORD, database=db)
Run a set of InsertWorkers and record their performance.
def run_benchmark(): """ Run a set of InsertWorkers and record their performance. """ stopping = threading.Event() workers = [ InsertWorker(stopping) for _ in range(NUM_WORKERS) ] print('Launching %d workers' % NUM_WORKERS) [ worker.start() for worker in workers ] time.sleep(WORKLOAD_TIME) ...
agg should be ( host port ) Returns a live connection from the connection pool
def _pool_connect(self, agg): """ `agg` should be (host, port) Returns a live connection from the connection pool """ return self._pool.connect(agg[0], agg[1], self._user, self._password, self._database)
Returns an aggregator connection.
def _connect(self): """ Returns an aggregator connection. """ with self._lock: if self._aggregator: try: return self._pool_connect(self._aggregator) except PoolConnectionException: self._aggregator = None if...
Used for development only
def lookup_by_number(errno): """ Used for development only """ for key, val in globals().items(): if errno == val: print(key)
Returns the number of connections cached by the pool.
def size(self): """ Returns the number of connections cached by the pool. """ return sum(q.qsize() for q in self._connections.values()) + len(self._fairies)
OperationalError s are emitted by the _mysql library for almost every error code emitted by MySQL. Because of this we verify that the error is actually a connection error before terminating the connection and firing off a PoolConnectionException
def __potential_connection_failure(self, e): """ OperationalError's are emitted by the _mysql library for almost every error code emitted by MySQL. Because of this we verify that the error is actually a connection error before terminating the connection and firing off a PoolConnectionEx...
Build a simple expression ready to be added onto another query.
def simple_expression(joiner=', ', **fields): """ Build a simple expression ready to be added onto another query. >>> simple_expression(joiner=' AND ', name='bob', role='admin') "`name`=%(_QB_name)s AND `name`=%(_QB_role)s", { '_QB_name': 'bob', '_QB_role': 'admin' } """ expression, params = [], {}...
Build a update query.
def update(table_name, **fields): """ Build a update query. >>> update('foo_table', a=5, b=2) "UPDATE `foo_table` SET `a`=%(_QB_a)s, `b`=%(_QB_b)s", { '_QB_a': 5, '_QB_b': 2 } """ prefix = "UPDATE `%s` SET " % table_name sets, params = simple_expression(', ', **fields) return prefix + sets,...
Notify the manager that this lock is still active.
def ping(self): """ Notify the manager that this lock is still active. """ with self._db_conn() as conn: affected_rows = conn.query(''' UPDATE %s SET last_contact=%%s WHERE id = %%s AND lock_hash = %%s ''' % self._manager.table_name...
Release the lock.
def release(self): """ Release the lock. """ if self.valid(): with self._db_conn() as conn: affected_rows = conn.query(''' DELETE FROM %s WHERE id = %%s AND lock_hash = %%s ''' % self._manager.table_name, self._lock_id, ...
Connect to the database specified
def connect(self, host='127.0.0.1', port=3306, user='root', password='', database=None): """ Connect to the database specified """ if database is None: raise exceptions.RequiresDatabase() self._db_args = { 'host': host, 'port': port, 'user': user, 'password': password, 'database': ...
Initialize the required tables in the database
def setup(self): """ Initialize the required tables in the database """ with self._db_conn() as conn: for table_defn in self._tables.values(): conn.execute(table_defn) return self
Destroy the SQLStepQueue tables in the database
def destroy(self): """ Destroy the SQLStepQueue tables in the database """ with self._db_conn() as conn: for table_name in self._tables: conn.execute('DROP TABLE IF EXISTS %s' % table_name) return self
Returns True if the tables have been setup False otherwise
def ready(self): """ Returns True if the tables have been setup, False otherwise """ with self._db_conn() as conn: tables = [row.t for row in conn.query(''' SELECT table_name AS t FROM information_schema.tables WHERE table_schema=%s ''', self._db_a...
Check to see if we are still active.
def valid(self): """ Check to see if we are still active. """ if self.finished is not None: return False with self._db_conn() as conn: row = conn.get(''' SELECT (last_contact > %%(now)s - INTERVAL %%(ttl)s SECOND) AS valid FROM %s ...
Notify the queue that this task is still active.
def ping(self): """ Notify the queue that this task is still active. """ if self.finished is not None: raise AlreadyFinished() with self._db_conn() as conn: success = conn.query(''' UPDATE %s SET last_contact=%%(now)s, ...
Start a step.
def start_step(self, step_name): """ Start a step. """ if self.finished is not None: raise AlreadyFinished() step_data = self._get_step(step_name) if step_data is not None: if 'stop' in step_data: raise StepAlreadyFinished() else: ...
Stop a step.
def stop_step(self, step_name): """ Stop a step. """ if self.finished is not None: raise AlreadyFinished() steps = copy.deepcopy(self.steps) step_data = self._get_step(step_name, steps=steps) if step_data is None: raise StepNotStarted() elif 'sto...
load steps - > basically load all the datetime isoformats into datetimes
def _load_steps(self, raw_steps): """ load steps -> basically load all the datetime isoformats into datetimes """ for step in raw_steps: if 'start' in step: step['start'] = parser.parse(step['start']) if 'stop' in step: step['stop'] = parser.parse(...
Disconnects from the websocket connection and joins the Thread.
def disconnect(self): """Disconnects from the websocket connection and joins the Thread. :return: """ self.log.debug("disconnect(): Disconnecting from API..") self.reconnect_required.clear() self.disconnect_called.set() if self.socket: self.socket.clo...
Issues a reconnection by setting the reconnect_required event.
def reconnect(self): """Issues a reconnection by setting the reconnect_required event. :return: """ # Reconnect attempt at self.reconnect_interval self.log.debug("reconnect(): Initialzion reconnect sequence..") self.connected.clear() self.reconnect_required.set()...
Creates a websocket connection.
def _connect(self): """Creates a websocket connection. :return: """ self.log.debug("_connect(): Initializing Connection..") self.socket = websocket.WebSocketApp( self.url, on_open=self._on_open, on_message=self._on_message, on_erro...
Handles and passes received data to the appropriate handlers.
def _on_message(self, ws, message): """Handles and passes received data to the appropriate handlers. :return: """ self._stop_timers() raw, received_at = message, time.time() self.log.debug("_on_message(): Received new message %s at %s", raw, recei...
Stops ping pong and connection timers.
def _stop_timers(self): """Stops ping, pong and connection timers. :return: """ if self.ping_timer: self.ping_timer.cancel() if self.connection_timer: self.connection_timer.cancel() if self.pong_timer: self.pong_timer.cancel() ...
Sends a ping message to the API and starts pong timers.
def send_ping(self): """Sends a ping message to the API and starts pong timers. :return: """ self.log.debug("send_ping(): Sending ping to API..") self.socket.send(json.dumps({'event': 'ping'})) self.pong_timer = Timer(self.pong_timeout, self._check_pong) self.pon...
Checks if a Pong message was received.
def _check_pong(self): """Checks if a Pong message was received. :return: """ self.pong_timer.cancel() if self.pong_received: self.log.debug("_check_pong(): Pong received in time.") self.pong_received = False else: # reconnect ...
Sends the given Payload to the API via the websocket connection.
def send(self, api_key=None, secret=None, list_data=None, auth=False, **kwargs): """Sends the given Payload to the API via the websocket connection. :param kwargs: payload paarameters as key=value pairs :return: """ if auth: nonce = str(int(time.time() * 10000000)) ...
Passes data up to the client via a Queue ().
def pass_to_client(self, event, data, *args): """Passes data up to the client via a Queue(). :param event: :param data: :param args: :return: """ self.q.put((event, data, *args))
Unpauses the connection.
def _unpause(self): """Unpauses the connection. Send a message up to client that he should re-subscribe to all channels. :return: """ self.log.debug("_unpause(): Clearing paused() Flag!") self.paused.clear() self.log.debug("_unpause(): Re-subscribing sof...
Distributes system messages to the appropriate handler.
def _system_handler(self, data, ts): """Distributes system messages to the appropriate handler. System messages include everything that arrives as a dict, or a list containing a heartbeat. :param data: :param ts: :return: """ self.log.debug("_system_hand...
Handles responses to ( un ) subscribe and conf commands.
def _response_handler(self, event, data, ts): """Handles responses to (un)subscribe and conf commands. Passes data up to client. :param data: :param ts: :return: """ self.log.debug("_response_handler(): Passing %s to client..", data) self.pass_to_client(...
Handle INFO messages from the API and issues relevant actions.
def _info_handler(self, data): """ Handle INFO messages from the API and issues relevant actions. :param data: :param ts: """ def raise_exception(): """Log info code as error and raise a ValueError.""" self.log.error("%s: %s", data['code'], info_...
Handle Error messages and log them accordingly.
def _error_handler(self, data): """ Handle Error messages and log them accordingly. :param data: :param ts: """ errors = {10000: 'Unknown event', 10001: 'Generic error', 10008: 'Concurrency error', 10020: 'Request par...
Handles data messages by passing them up to the client.
def _data_handler(self, data, ts): """Handles data messages by passing them up to the client. :param data: :param ts: :return: """ # Pass the data up to the Client self.log.debug("_data_handler(): Passing %s to client..", data) self.pass...
Resubscribes to all channels found in self. channel_configs.
def _resubscribe(self, soft=False): """Resubscribes to all channels found in self.channel_configs. :param soft: if True, unsubscribes first. :return: None """ # Restore non-default Bitfinex websocket configuration if self.bitfinex_config: self.send(**self.bit...
Set sentinel for run () method and join thread.
def join(self, timeout=None): """Set sentinel for run() method and join thread. :param timeout: :return: """ self._stopped.set() super(QueueProcessor, self).join(timeout=timeout)
Main routine.
def run(self): """Main routine. :return: """ while not self._stopped.is_set(): try: message = self.q.get(timeout=0.1) except Empty: continue dtype, data, ts = message if dtype in ('subscribed', 'unsubscribe...
Handles responses to subscribe () commands.
def _handle_subscribed(self, dtype, data, ts,): """Handles responses to subscribe() commands. Registers a channel id with the client and assigns a data handler to it. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_subscribed: ...
Handles responses to unsubscribe () commands.
def _handle_unsubscribed(self, dtype, data, ts): """Handles responses to unsubscribe() commands. Removes a channel id from the client. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_unsubscribed: %s - %s - %s", dtype, data, ts...
Handles authentication responses.
def _handle_auth(self, dtype, data, ts): """Handles authentication responses. :param dtype: :param data: :param ts: :return: """ # Contains keys status, chanId, userId, caps if dtype == 'unauth': raise NotImplementedError channel_id = ...
Handles configuration messages.
def _handle_conf(self, dtype, data, ts): """Handles configuration messages. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_conf: %s - %s - %s", dtype, data, ts) self.log.info("Configuration accepted: %s", dtype) return
Updates the timestamp for the given channel id.
def update_timestamps(self, chan_id, ts): """Updates the timestamp for the given channel id. :param chan_id: :param ts: :return: """ try: self.last_update[chan_id] = ts except KeyError: self.log.warning("Attempted ts update of channel %s, ...
Handles Account related data.
def _handle_account(self, data, ts): """ Handles Account related data. translation table for channel names: Data Channels os - Orders hos - Historical Orders ps - Positions hts - Trades (snapshot) te ...
Adds received ticker data to self. tickers dict filed under its channel id.
def _handle_ticker(self, dtype, data, ts): """Adds received ticker data to self.tickers dict, filed under its channel id. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_ticker: %s - %s - %s", dtype, data, ts) channel_id...
Updates the order book stored in self. books [ chan_id ].
def _handle_book(self, dtype, data, ts): """Updates the order book stored in self.books[chan_id]. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_book: %s - %s - %s", dtype, data, ts) channel_id, *data = data log.debug("...
Updates the raw order books stored in self. raw_books [ chan_id ].
def _handle_raw_book(self, dtype, data, ts): """Updates the raw order books stored in self.raw_books[chan_id]. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_raw_book: %s - %s - %s", dtype, data, ts) channel_id, *data = data ...
Files trades in self. _trades [ chan_id ].
def _handle_trades(self, dtype, data, ts): """Files trades in self._trades[chan_id]. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_trades: %s - %s - %s", dtype, data, ts) channel_id, *data = data channel_identifier = s...
Stores OHLC data received via wss in self. candles [ chan_id ].
def _handle_candles(self, dtype, data, ts): """Stores OHLC data received via wss in self.candles[chan_id]. :param dtype: :param data: :param ts: :return: """ self.log.debug("_handle_candles: %s - %s - %s", dtype, data, ts) channel_id, *data = data ...
Reset the client.
def reset(self): """Reset the client. :return: """ self.conn.reconnect() while not self.conn.connected.is_set(): log.info("reset(): Waiting for connection to be set up..") time.sleep(1) for key in self.channel_configs: self.conn.send(...
Return a queue containing all received candles data.
def candles(self, pair, timeframe=None): """Return a queue containing all received candles data. :param pair: str, Symbol pair to request data for :param timeframe: str :return: Queue() """ timeframe = '1m' if not timeframe else timeframe key = ('candles', pair, ...
Send configuration to websocket server
def config(self, decimals_as_strings=True, ts_as_dates=False, sequencing=False, ts=False, **kwargs): """Send configuration to websocket server :param decimals_as_strings: bool, turn on/off decimals as strings :param ts_as_dates: bool, decide to request timestamps as dates instead...
Subscribe to the passed pair s ticker channel.
def subscribe_to_ticker(self, pair, **kwargs): """Subscribe to the passed pair's ticker channel. :param pair: str, Symbol pair to request data for :param kwargs: :return: """ identifier = ('ticker', pair) self._subscribe('ticker', identifier, symbol=pair, **kwarg...