Another of those "is" issues.

Benjamin Peterson benjamin at python.org
Fri Mar 20 19:34:39 CET 2009


Emanuele D'Arrigo <manu3d <at> gmail.com> writes:
> 
> >>> class MyClass(object):
> ...     def myMethod(self):
> ...         pass
> ...
> >>> c = MyClass()
> >>> m = c.myMethod
> >>> m is c.myMethod
> False  <--- What? Why is that?
> 
> Can anybody shed some light? Or point to a resource to look at? Or
> what's the bit of python's source code that is responsible for dealing
> with those assignments?

Functions are descriptors (they have a __get__ method). Thus, every time a
method is resolved, a new bound method object is created with the object passed
to it. 







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