Limnoria/plugins/Python.py

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Python
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#!/usr/bin/env python
###
# Copyright (c) 2002, Jeremiah Fincher
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
"""
Various commands relating to Python (the programming language supybot is
written in) somehow.
"""
import plugins
import os
import imp
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import sys
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import math
import random
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import string
# Stupid printing on import...
from cStringIO import StringIO
sys.stdout = StringIO()
import this
sys.stdout = sys.__stdout__
import debug
import utils
import privmsgs
import callbacks
L = [os.__file__]
if hasattr(math, '__file__'):
L.append(math.__file__)
pythonPath = map(os.path.dirname, L)
def configure(onStart, afterConnect, advanced):
# This will be called by setup.py to configure this module. onStart and
# afterConnect are both lists. Append to onStart the commands you would
# like to be run when the bot is started; append to afterConnect the
# commands you would like to be run when the bot has finished connecting.
from questions import expect, anything, something, yn
onStart.append('load Python')
example = utils.wrapLines("""
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<jemfinch> @list Python
<supybot> jemfinch: pydoc, zen
<jemfinch> @zen
<supybot> jemfinch: Complex is better than complicated.
<jemfinch> @zen
<supybot> jemfinch: Beautiful is better than ugly.
<jemfinch> @pydoc list.reverse
<supybot> jemfinch: L.reverse() -- reverse *IN PLACE*
<jemfinch> @pydoc socket.socket
<supybot> jemfinch: socket([family[, type[, proto]]]) -> socket object. Open a socket of the given type. The family argument specifies the address family; it defaults to AF_INET. The type argument specifies whether this is a stream (SOCK_STREAM, this is the default) or datagram (SOCK_DGRAM) socket. The protocol argument defaults to 0, specifying the default protocol. Keyword arguments (4 more messages)
<jemfinch> @pydoc list
<supybot> jemfinch: list() -> new list list(sequence) -> new list initialized from sequence's items
""")
class Python(callbacks.Privmsg):
modulechars = '%s%s%s' % (string.ascii_letters, string.digits, '_.')
def pydoc(self, irc, msg, args):
"""<python function>
Returns the __doc__ string for a given Python function.
"""
def normalize(s):
return utils.normalizeWhitespace(s.replace('\n\n', '.'))
funcname = privmsgs.getArgs(args)
if funcname.translate(string.ascii, self.modulechars) != '':
irc.error('That\'s not a valid module or function name.')
return
if '.' in funcname:
parts = funcname.split('.')
if len(parts) == 2 and parts[0] in __builtins__:
(objectname, methodname) = parts
obj = __builtins__[objectname]
if hasattr(obj, methodname):
obj = getattr(obj, methodname)
if hasattr(obj, '__doc__'):
irc.reply(msg, obj.__doc__)
else:
irc.reply(msg, '%s has no documentation' % funcname)
else:
irc.reply(msg, '%s has no method %s' % (parts[0],parts[1]))
else:
functionName = parts.pop()
path = pythonPath
for name in parts:
try:
info = imp.find_module(name, path)
newmodule = imp.load_module(name, *info)
path = [os.path.dirname(newmodule.__file__)]
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if info[0] is not None:
info[0].close()
except ImportError:
irc.error(msg, 'No such module %s exists.' % name)
return
if hasattr(newmodule, functionName):
f = getattr(newmodule, functionName)
if hasattr(f, '__doc__'):
s = f.__doc__.replace('\n\n', '. ')
s = utils.normalizeWhitespace(s)
irc.reply(msg, s)
else:
irc.error(msg, 'That function has no documentation.')
else:
irc.error(msg, 'That function doesn\'t exist.')
else:
try:
f = __builtins__[funcname]
if hasattr(f, '__doc__'):
irc.reply(msg, normalize(f.__doc__))
else:
irc.error(msg, 'That function has no documentation.')
except SyntaxError:
irc.error(msg, 'That\'s not a function!')
except KeyError:
irc.error(msg, 'That function doesn\'t exist.')
_these = [str(s) for s in this.s.decode('rot13').splitlines() if s]
_these.pop(0) # Initial line (The Zen of Python...)
def zen(self, irc, msg, args):
"""takes no arguments
Returns one of the zen of Python statements.
"""
irc.reply(msg, random.choice(self._these))
Class = Python
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: