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  1. import re
  2. test = ['abc text_ abc',
  3. 'abc _text abc',
  4. 'abc text_textUnderscored abc',
  5. 'abc :_text abc', 
  6. 'abc _text_ abc', 
  7. 'abc __text__ abc']
  8. test_str = ' '.join(test)
  9. rx = re.compile(r'\b_(?:\w*_)?\b')
  10. print(rx.findall(test_str))
Success #stdin #stdout 0.02s 27712KB
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stdin
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Standard input is empty
stdout
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['_text_', '__text__']
https://ideone.com/uNeY5o
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
secret

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