[Python-Dev] Conditional For Statements (original) (raw)

Lennart Regebro regebro at gmail.com
Mon May 19 12:42:29 CEST 2008


On Mon, May 19, 2008 at 5:55 AM, Terry Reedy <tjreedy at udel.edu> wrote:

"Ryan Hitchman" <hitchmanr at gmail.com> wrote in message news:e60c31470805181845u7fb0cafdsb0878db491eb7a3c at mail.gmail.com... | I'd like to propose an addition to the for statement's syntax: | | for {variable} in {iterable} if {condition}: | {block} | | which is equivalent to | | for {variable} in {iterable}: | if not {condition}: | continue | {block} Is this different from for var in filter(lambda x: condition(x), iterable)): ? | and | | for {variable} in filter(lambda: {condition}, iterable): | {block} IDLE 3.0a5

for i in filter(lambda i: i%2, range(10)): print(i) 1 3 5 7 9

How was it again? "One and only one way"? :-)

-- Lennart Regebro: Zope and Plone consulting. http://www.colliberty.com/ +33 661 58 14 64



More information about the Python-Dev mailing list