Sorry, typo in my original question. I do mean 'colon'. It should have read
*If Python use indentation to denote scope, why it still needs colon at the end of function declaration and for/while/if loop?* Thanks On Tue, Jul 12, 2011 at 12:36 AM, Dave Angel <da...@ieee.org> wrote: > On 01/-10/-28163 02:59 PM, Anthony Kong wrote: > >> Hi, all, >> >> Lately I am giving some presentations to my colleagues about the python >> language. A new internal project is coming up which will require the use >> of >> python. >> >> One of my colleague asked an interesting: >> >> *If Python use indentation to denote scope, why it still needs semi-colon >> at >> the end of function declaration and for/while/if loop?* >> >> My immediate response is: it allows us to fit statements into one line. >> e.g. >> if a == 1: print a >> >> However I do not find it to be a particularly strong argument. I think >> PEP8 >> does not recommend this kind of coding style anyway, so one-liner should >> not >> be used in the first place! >> >> Is there any other reasons for use of semi-colon in python? >> >> >> Cheers >> >> You're confusing the colon with the semi-colon. If you want two > statements on the same line, you use a semi-colon. > > The character you're asking about is the colon. It goes at the end of an > if, else, for, with, while statement. I doubt it's absolutely essential, > but it helps readability, since a conditional expression might span multiple > lines. > if someexpression == > someotherexpression: > body_of_the_conditional > > DaveA > > -- /*--*/ Don’t EVER make the mistake that you can design something better than what you get from ruthless massively parallel trial-and-error with a feedback cycle. That’s giving your intelligence _much_ too much credit. - Linus Torvalds
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