Current File : //lib/python3/dist-packages/traitlets/utils/getargspec.py
"""
getargspec excerpted from:
sphinx.util.inspect
~~~~~~~~~~~~~~~~~~~
Helpers for inspecting Python modules.
:copyright: Copyright 2007-2015 by the Sphinx team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import inspect
# Unmodified from sphinx below this line
from functools import partial
def getargspec(func):
"""Like inspect.getargspec but supports functools.partial as well."""
if inspect.ismethod(func):
func = func.__func__
if type(func) is partial:
orig_func = func.func
argspec = getargspec(orig_func)
args = list(argspec[0])
defaults = list(argspec[3] or ())
kwoargs = list(argspec[4])
kwodefs = dict(argspec[5] or {})
if func.args:
args = args[len(func.args):]
for arg in func.keywords or ():
try:
i = args.index(arg) - len(args)
del args[i]
try:
del defaults[i]
except IndexError:
pass
except ValueError: # must be a kwonly arg
i = kwoargs.index(arg)
del kwoargs[i]
del kwodefs[arg]
return inspect.FullArgSpec(args, argspec[1], argspec[2],
tuple(defaults), kwoargs,
kwodefs, argspec[6])
while hasattr(func, '__wrapped__'):
func = func.__wrapped__
if not inspect.isfunction(func):
raise TypeError('%r is not a Python function' % func)
return inspect.getfullargspec(func)
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