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[Python-Dev] I'd like list.pop to accept an optional second

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>>>>> "Gordo" == Gordon McMillan <gmcm@hypernet.com> writes:

    Gordo> Which are you asking for: breaking code that expects
    Gordo> IndexError Violating Pythonic expectations by, in effect,
    Gordo> creating 2 methods
    Gordo>  list.pop(void)
    Gordo>  list.pop(default_return)

The docs /do/ say that list.pop() is experimental, so that probably
gives Guido all the out he'd need to change the semantics :).  I
myself have yet to use list.pop() so I don't know how disasterous the
change in semantics would be to existing code.

-Barry

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