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

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

Aahz aahz at pythoncraft.com
Wed Mar 10 20:36:22 EST 2004


On Thu, Mar 11, 2004, Greg Ewing wrote:

Aahz <aahz at pythoncraft.com>:

* A single identifier (which must be a callable) * Comma-separated list of identifiers (which must be callables) * Arbitrary expression (which must produce a sequence of callables) You left out * Comma-separated list of arbitrary expressions which is the one I'm in favor of.

If we allow truly arbitrary expressions, that comes for free, by definition. ;-)

Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/

"Do not taunt happy fun for loops. Do not change lists you are looping over." --Remco Gerlich, comp.lang.python



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