declaration of variables?

Carl Banks imbosol-1045376930 at aerojockey.com
Sun Feb 16 08:17:17 CET 2003


Andr? Jonsson wrote:
> Being a Python-n00b, in the midst of this ?: discussion, it occurred
> to me that Python does not require variables be delcared before use.
>
> Why is this so?  Isn't it very helpful if the compiler complains
> rather than having strange run-time results?
>
[snip]
>
> Surely, in an elightened language like Python it shouldn't be
> possible to do this kind of error without the compiler complaining.

Some would say you'll spend more time typing in declarations than you
would debugging spelling errors.

I guess it depends on the person, but that's certainly true of me.  In
fact, I get more errors when declarations are required; not because I
misspell the variables, but because I forget the damn declarations.


> The compiler.compileFile() function doesn't complain either, nor
> does pychecker seem to. It's almost as if it was by design... is it?

Yep.


-- 
CARL BANKS




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