why a main() function?

[Steve Holden]

beliavsky at aol.com wrote:
> I think I read a suggestion somewhere to wrap the code where a Python
> script starts in a main() function, so one has
> 
> def main():
>     print "hi"
> 
> main()
> 
> instead of
> 
> print "hi"
> 
> What are the advantages of doing this?
> 
Guido van Rossum himself can tell you:

   http://www.artima.com/forums/flat.jsp?forum=106&thread=4829

regards
  Steve
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