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  1. import re
  2. print( re.sub(r'^\W+|\W+$', '', '??cats--') )
  3. print( re.sub(r'^[\W_]+|[\W_]+$', '', '_??cats--_') )
Success #stdin #stdout 0.02s 9464KB
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stdin
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Standard input is empty
stdout
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cats
cats
https://ideone.com/kECclH
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
public

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