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

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