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matiasherranz/get_extension.py

Created September 26, 2014 15:52
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Get filename extension function, using a regex.
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get_extension.py
import re
def get_extension(filename):
regex = re.compile(r'^.*?[.](?P<ext>tar\.gz|tar\.bz2|\w+)$')
return regex.match(filename).group('ext')
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