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comparison engine/extensions/pychan/tools.py @ 350:7ea98190a75e

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Allow objects with an __call__ attribute used as event callbacks. Tested in pychan demo.
author phoku@33b003aa-7bff-0310-803a-e67f0ece8222
date Fri, 04 Sep 2009 06:40:50 +0000
parents 48c99636453e
children dfd48d49c044
comparison
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349:493f7492f0ba 350:7ea98190a75e
38 This is useful to pass information to callbacks without enforcing a particular signature. 38 This is useful to pass information to callbacks without enforcing a particular signature.
39 """ 39 """
40 if hasattr(func,'im_func'): 40 if hasattr(func,'im_func'):
41 code = func.im_func.func_code 41 code = func.im_func.func_code
42 varnames = code.co_varnames[1:code.co_argcount]#ditch bound instance 42 varnames = code.co_varnames[1:code.co_argcount]#ditch bound instance
43 else: 43 elif hasattr(func,'func_code'):
44 code = func.func_code 44 code = func.func_code
45 varnames = code.co_varnames[0:code.co_argcount] 45 varnames = code.co_varnames[0:code.co_argcount]
46 elif hasattr(func,'__call__'):
47 func = func.__call__
48 if hasattr(func,'im_func'):
49 code = func.im_func.func_code
50 varnames = code.co_varnames[1:code.co_argcount]#ditch bound instance
51 elif hasattr(func,'func_code'):
52 code = func.func_code
53 varnames = code.co_varnames[0:code.co_argcount]
46 54
47 #http://docs.python.org/lib/inspect-types.html 55 #http://docs.python.org/lib/inspect-types.html
48 if code.co_flags & 8: 56 if code.co_flags & 8:
49 return func(*args,**kwargs) 57 return func(*args,**kwargs)
50 for name,value in kwargs.items(): 58 for name,value in kwargs.items():