Import without executing module
lie.1296 at gmail.com
Tue Feb 10 08:03:41 EST 2009
On Tue, 03 Feb 2009 20:08:34 -0800, Stephen Hansen wrote:
> There is no need to try to make sure something is
> executed/compiled only once in Python like you may want to do in C.
> Every module is only ever compiled once: if you import it ten times in
> ten different places only the first will compile and execute the code,
> the rest of the calls will return that original module again.
If you import a module, it will be recompiled only if the module changes
from the precompiled .pyc/.pyo. OTOH, if you run a module, it will be
recompiled every time even if there is no change.
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