Determining if file is valid image file

André andre.roberge at
Thu Aug 2 16:14:58 CEST 2007

Other than installing PIL, is there a "simple" way using Python only
to determine if a file is a valid image file?

I'd be happy if I could at least identify valid images files for gif,
jpeg and png.   Pointers to existing modules or examples would be

The reason why I'd prefer not using PIL is that I'd like to bundle
such a function/module in my app.


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