print and % operator
aleaxit at yahoo.com
Thu Sep 9 09:28:33 CEST 2004
Ruchika <ruchika_khera at hotmail.com> wrote:
> I am new to Python, so this may be a very simple question for most of
> you. What does the % operator stand for in Python? I came across a
Between numbers, it means "remainder of division", aka "modulo"; if the
left-hand operator is a string, it means "formatting".
> script that uses the % operator as follows -
> def sync(delf,name):
> os.popen3( 'P4 -s sync -f %s' % name)
Here it's formatting, as the LHO is a string,
> I would suspect that this just replaces the %s with the value of name.
> Is % before name required? Should there be a space between % and name?
The % is indeed required, spaces are optional (like most always between
operators and other tokens -- no difference there between the operator %
and other operators such as + * and so on).
> On a similar note, how can I print the value of name using the print
> statement? Should print %name print the value of name?
No, there is no unary version of % -- just use:
> Most of the time, when I add some print statements to my script I get
> Autoindent error. Can someone tell me what this error is and how to
> fix it?
Sounds like a problem with your editor, not with Python.
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