[Python-checkins] CVS: python/dist/src/Python bltinmodule.c
Guido van Rossum
Wed, 16 Jun 1999 13:28:38 -0400 (EDT)
Update of /projects/cvsroot/python/dist/src/Python
In directory eric:/projects/python/develop/guido/src/Python
Patch by Jim Fulton (code style tweaked a bit) to support
ExtensionClasses in isinstance() and issubclass().
- abstract instance and class protocols are used *only* in those
cases that would generate errors before the patch. That is, there's
no penalty for the normal case.
- instance protocol: an object smells like an instance if it
has a __class__ attribute that smells like a class.
- class protocol: an object smells like a class if it has a
__bases__ attribute that is a tuple with elements that
smell like classes (although not all elements may actually get