[Python-bugs-list] [ python-Bugs-503091 ] new.instancemethod fails for new classes

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Bugs item #503091, was opened at 2002-01-13 14:28
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Category: Python Library
Group: Python 2.2
>Status: Closed
>Resolution: Fixed
Priority: 5
Submitted By: Pedro Rodriguez (pedro_rodriguez)
>Assigned to: Guido van Rossum (gvanrossum)
Summary: new.instancemethod fails for new classes

Initial Comment:
The following code exhibit the problem :

import new

# OK
def n(self): pass

class A:
    def f(self): pass

print new.instancemethod(n, None, A)

# FAILS with 
# Traceback (most recent call last):
#   File "bug.py", line 18, in ?
#     print new.instancemethod(n, None, B)
# TypeError: instancemethod() argument 3 must be class,
# not type
def m(self): pass

class B(object):
    def f(self): pass

print new.instancemethod(n, None, B)

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>Comment By: Guido van Rossum (gvanrossum)
Date: 2002-01-15 11:21

Message:
Logged In: YES 
user_id=6380

You're right. The new.instancemethod() call makes
unnecessary typechecks. Fixed in CVS. Should be ported to
2.2.1.

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