How can I check the extension of a file?

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Chapters
00:00 Question
00:24 Accepted answer (Score 574)
00:46 Answer 2 (Score 72)
01:32 Answer 3 (Score 66)
02:04 Answer 4 (Score 20)
02:20 Thank you

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Full question
https://stackoverflow.com/questions/5899...

Answer 1 links:
[docs]: http://docs.python.org/library/os.path.h...

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Tags
#python #fileextension

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