87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
# -*- coding: utf-8 -*-
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"""
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getargspec excerpted from:
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sphinx.util.inspect
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~~~~~~~~~~~~~~~~~~~
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Helpers for inspecting Python modules.
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:copyright: Copyright 2007-2015 by the Sphinx team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import inspect
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from six import PY3
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# Unmodified from sphinx below this line
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if PY3:
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from functools import partial
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def getargspec(func):
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"""Like inspect.getargspec but supports functools.partial as well."""
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if inspect.ismethod(func):
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func = func.__func__
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if type(func) is partial:
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orig_func = func.func
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argspec = getargspec(orig_func)
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args = list(argspec[0])
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defaults = list(argspec[3] or ())
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kwoargs = list(argspec[4])
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kwodefs = dict(argspec[5] or {})
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if func.args:
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args = args[len(func.args):]
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for arg in func.keywords or ():
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try:
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i = args.index(arg) - len(args)
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del args[i]
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try:
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del defaults[i]
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except IndexError:
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pass
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except ValueError: # must be a kwonly arg
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i = kwoargs.index(arg)
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del kwoargs[i]
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del kwodefs[arg]
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return inspect.FullArgSpec(args, argspec[1], argspec[2],
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tuple(defaults), kwoargs,
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kwodefs, argspec[6])
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while hasattr(func, '__wrapped__'):
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func = func.__wrapped__
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if not inspect.isfunction(func):
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raise TypeError('%r is not a Python function' % func)
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return inspect.getfullargspec(func)
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else: # 2.6, 2.7
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from functools import partial
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def getargspec(func):
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"""Like inspect.getargspec but supports functools.partial as well."""
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if inspect.ismethod(func):
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func = func.__func__
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parts = 0, ()
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if type(func) is partial:
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keywords = func.keywords
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if keywords is None:
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keywords = {}
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parts = len(func.args), keywords.keys()
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func = func.func
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if not inspect.isfunction(func):
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raise TypeError('%r is not a Python function' % func)
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args, varargs, varkw = inspect.getargs(func.__code__)
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func_defaults = func.__defaults__
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if func_defaults is None:
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func_defaults = []
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else:
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func_defaults = list(func_defaults)
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if parts[0]:
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args = args[parts[0]:]
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if parts[1]:
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for arg in parts[1]:
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i = args.index(arg) - len(args)
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del args[i]
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try:
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del func_defaults[i]
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except IndexError:
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pass
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return inspect.ArgSpec(args, varargs, varkw, func_defaults)
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