Q's on my first python script

[MRAB]

Andre Engels wrote:
> On Sun, May 10, 2009 at 5:56 PM, Steven D'Aprano
> <steve at remove-this-cybersource.com.au> wrote:
> 
>>> 5. The variable wd is meant to be "global" to the script.  In other
>>>    languages I've programmed in I've seen some typographic convention
>>>    used for the name of such variables (e.g. all caps) to signal this
>>>    widened scope.  Does python have such a convention?
>> As a general rule, it's best to avoid globals variables as much as
>> possible.
> 
> However, this is not really a global variable, this is a constant,
> which is not something to be avoided, nor something that there is a
> convention for (as far as I know).
> 
In Python the convention for constants is CAPS_WITH_UNDERSCORES.