Mercurial > p > roundup > code
comparison roundup/anypy/findargspec.py @ 5269:c94fd717e28c
Fix http://issues.roundup-tracker.org/issue2550952 make __call__
method of a class usable as a check function.
| author | John Rouillard <rouilj@ieee.org> |
|---|---|
| date | Tue, 19 Sep 2017 22:00:20 -0400 |
| parents | |
| children | c588e64718fc |
comparison
equal
deleted
inserted
replaced
| 5268:cc79c0f1651d | 5269:c94fd717e28c |
|---|---|
| 1 ''' Wrapper for getargspec to support other callables and python 3 support | |
| 2 | |
| 3 In python 3 just uses getfullargspec which handles regular functions | |
| 4 and classes with __call__ methods. | |
| 5 ''' | |
| 6 | |
| 7 try: | |
| 8 # Python 3+ | |
| 9 from inspect import getfullargspec as getargspec | |
| 10 findargspec = getargspec | |
| 11 except: | |
| 12 # Python 2.5-2.7 modified from https://bugs.python.org/issue20828 | |
| 13 import inspect | |
| 14 | |
| 15 def findargspec(fn): | |
| 16 if inspect.isfunction(fn) or inspect.ismethod(fn): | |
| 17 inspectable = fn | |
| 18 elif inspect.isclass(fn): | |
| 19 inspectable = fn.__init__ | |
| 20 elif hasattr(fn, '__call__'): | |
| 21 inspectable = fn.__call__ | |
| 22 else: | |
| 23 inspectable = fn | |
| 24 | |
| 25 try: | |
| 26 return inspect.getargspec(inspectable) | |
| 27 except TypeError: | |
| 28 raise |