INSTRUCTION stringlengths 1 8.43k | RESPONSE stringlengths 75 104k |
|---|---|
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... |
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