[Python-Dev] PEP 318 restrictions on elements (original) (raw)

[Python-Dev] PEP 318 - generality of list; restrictions on elements

Fred L. Drake, Jr. fdrake at acm.org
Mon Mar 8 15:14:26 EST 2004

On Monday 08 March 2004 03:05 pm, Skip Montanaro wrote:

Must take a single argument, which itself must be a callable, right?

If I write:

def foo() [w1, w2]:
    pass

I'd expect w2() to be passed whatever w1() returns, regardless of whether it's callable. It should raise an exception if it gets something it can't handle.

-Fred

-- Fred L. Drake, Jr. PythonLabs at Zope Corporation

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