+# -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2012-2023 kaliko <kaliko@azylum.org>
# SPDX-FileCopyrightText: 2021 Wonko der Verständige <wonko@hanstool.org>
# SPDX-FileCopyrightText: 2019 Naglis Jonaitis <naglis@mailbox.org>
# SPDX-FileCopyrightText: 2019 Bart Van Loon <bbb@bbbart.be>
# SPDX-FileCopyrightText: 2008-2010 J. Alexander Treuman <jat@spatialrift.net>
# SPDX-License-Identifier: LGPL-3.0-or-later
-"""python-musicpd: Python Music Player Daemon client library"""
+"""Python Music Player Daemon client library"""
import socket
ERROR_PREFIX = "ACK "
SUCCESS = "OK"
NEXT = "list_OK"
+#: Module version
VERSION = '0.9.0b0'
#: Seconds before a connection attempt times out
-#: (overriden by MPD_TIMEOUT env. var.)
+#: (overriden by :envvar:`MPD_TIMEOUT` env. var.)
CONNECTION_TIMEOUT = 30
#: Socket timeout in second (Default is None for no timeout)
SOCKET_TIMEOUT = None
class MPDError(Exception):
- pass
+ """Main musicpd Exception"""
class ConnectionError(MPDError):
- pass
+ """Fatal Connection Error, cannot recover from it."""
class ProtocolError(MPDError):
- pass
+ """Fatal Protocol Error, cannot recover from it"""
class CommandError(MPDError):
- pass
+ """Malformed command, socket should be fine, can reuse it"""
class CommandListError(MPDError):
- pass
+ """"""
class PendingCommandError(MPDError):
- pass
+ """"""
class IteratingError(MPDError):
- pass
+ """"""
class Range:
class MPDClient:
- """MPDClient instance will look for ``MPD_HOST``/``MPD_PORT``/``XDG_RUNTIME_DIR`` environment
- variables and set instance attribute ``host``, ``port`` and ``pwd``
- accordingly. Regarding ``MPD_HOST`` format to expose password refer
- MPD client manual :manpage:`mpc (1)`.
+ """MPDClient instance will look for :envvar:`MPD_HOST`/:envvar:`MPD_PORT`/:envvar:`XDG_RUNTIME_DIR` environment
+ variables and set instance attribute :py:attr:`host`, :py:attr:`port` and :py:obj:`pwd`
+ accordingly.
- Then :py:obj:`musicpd.MPDClient.connect` will use ``host`` and ``port`` as defaults if not provided as args.
+ Then :py:obj:`musicpd.MPDClient.connect` will use :py:obj:`host` and
+ :py:obj:`port` as defaults if not provided as args.
- Cf. :py:obj:`musicpd.MPDClient.connect` for details.
+ Regarding :envvar:`MPD_HOST` format to expose password refer this module
+ documentation or MPD client manual :manpage:`mpc (1)`.
>>> from os import environ
>>> environ['MPD_HOST'] = 'pass@mpdhost'
True
>>> cli.connect() # will use host/port as set in MPD_HOST/MPD_PORT
- :ivar str host: host used with the current connection
- :ivar str,int port: port used with the current connection
- :ivar str pwd: password detected in ``MPD_HOST`` environment variable
+ .. note::
- .. warning:: Instance attribute host/port/pwd
+ default host:
+ * use :envvar:`MPD_HOST` environment variable if set, extract password if present,
+ * else use :envvar:`XDG_RUNTIME_DIR` to looks for an existing file in ``${XDG_RUNTIME_DIR:-/run/}/mpd/socket``
+ * else set host to ``localhost``
- While :py:attr:`musicpd.MPDClient().host` and
- :py:attr:`musicpd.MPDClient().port` keep track of current connection
- host and port, :py:attr:`musicpd.MPDClient().pwd` is set once with
+ default port:
+ * use :envvar:`MPD_PORT` environment variable is set
+ * else use ``6600``
+
+ .. warning:: **Instance attribute host/port/pwd**
+
+ While :py:attr:`musicpd.MPDClient.host` and
+ :py:attr:`musicpd.MPDClient.port` keep track of current connection
+ host and port, :py:attr:`musicpd.MPDClient.pwd` is set once with
password extracted from environment variable.
- Calling :py:meth:`musicpd.MPDClient().password()` with a new password
- won't update :py:attr:`musicpd.MPDClient().pwd` value.
+ Calling :py:meth:`password` methode with a new password
+ won't update :py:attr:`musicpd.MPDClient.pwd` value.
- Moreover, :py:attr:`musicpd.MPDClient().pwd` is only an helper attribute
- exposing password extracted from ``MPD_HOST`` environment variable, it
+ Moreover, :py:attr:`musicpd.MPDClient.pwd` is only an helper attribute
+ exposing password extracted from :envvar:`MPD_HOST` environment variable, it
will not be used as default value for the :py:meth:`password` method
"""
def connect(self, host=None, port=None):
"""Connects the MPD server
- :param str host: hostname, IP or FQDN (defaults to `localhost` or socket, see below for details)
- :param port: port number (defaults to 6600)
+ :param str host: hostname, IP or FQDN (defaults to *localhost* or socket)
+ :param port: port number (defaults to *6600*)
:type port: str or int
- The connect method honors MPD_HOST/MPD_PORT environment variables.
+ If host/port are :py:obj:`None` the socket uses :py:attr:`host`/:py:attr:`port`
+ attributes as defaults. Cf. :py:obj:`MPDClient` for the logic behind default host/port.
- The underlying socket also honors MPD_TIMEOUT environment variable
+ The underlying socket also honors :envvar:`MPD_TIMEOUT` environment variable
and defaults to :py:obj:`musicpd.CONNECTION_TIMEOUT` (connect command only).
If you want to have a timeout for each command once you got connected,
set its value in :py:obj:`MPDClient.socket_timeout` (in second) or at
module level in :py:obj:`musicpd.SOCKET_TIMEOUT`.
-
- .. note:: Default host/port
-
- If host evaluate to :py:obj:`False`
- * use ``MPD_HOST`` environment variable if set, extract password if present,
- * else looks for an existing file in ``${XDG_RUNTIME_DIR:-/run/}/mpd/socket``
- * else set host to ``localhost``
-
- If port evaluate to :py:obj:`False`
- * if ``MPD_PORT`` environment variable is set, use it for port
- * else use ``6600``
"""
if not host:
host = self.host
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