Using variables across modules

Uwe Schmitt rocksportrocker at googlemail.com
Wed Jul 23 20:56:03 CEST 2008



Aaron Scott schrieb:
> I'm having some trouble understanding how Python handles variables
> across multiple modules. I've dug through the documentation, but I
> still find myself at a loss.
>
> When you import a module, are you creating an instance of the
> variables within? For instance, if I have one file, "variables.py",
> which contains "myvar = 0", and I import it into both "foo.py" and
> "bar.py" with the line "from variables import *", and then set myvar
> in "foo.py" and "bar.py" to different values, will each file have a
> different value for myvar? If so, how can I ensure that a change to
> myvar in "bar.py" is reflected by "foo.py"? Or am I completely off
> base?

Just wirte test code ! Python is cool for checking such things, you do
do
not have to compile, you need not write boilerplate main() stuff.

Greetings, Uwe



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