On Oct 8, 3:17 pm, [EMAIL PROTECTED] wrote:
> Ok, I'm relatively new to Python (coming from C, C++ and Java). I'm
> working on a program that outputs text that may be arbitrarily long,
> but should still line up, so I want to split the output on a specific
> column boundary. Since I might want to change the length of a column,
> I tried defining the column as a constant (what I would have made a
> "#define" in C, or a "static final" in Java). I defined this at the
> top level (not within a def), and I reference it inside a function.
> Like this:
>
> COLUMNS = 80
>
> def doSomethindAndOutputIt( ):
> ...
> if COLUMNS == 0:
> COLUMNS = len( output[ 0 ] )
Often it's better to make your global 'constant' an optional argument,
especially if certain values have special meanings to your function.
def doSomethingAndOutputIt(columns = 80):
...
columns = columns or len(output[0])
--
Paul Hankin
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