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  1. import re
  2. words = ["THIS", "THAT"]
  3. sentences = ["I want to identify THIS word.", "And THAT!", "But I do not want to identify !THIS word", "Or [THIS] word"] 
  4.  
  5. pattern = fr"(?<!\S)(?:{'|'.join(words)})\b"
  6. for sentence in sentences:
  7. 	word_re = re.search(pattern, sentence) 
  8. 	if word_re:
  9. 		print(f"'{sentence}' is a match!")
Success #stdin #stdout 0.02s 9500KB
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Standard input is empty
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'I want to identify THIS word.' is a match!
'And THAT!' is a match!
https://ideone.com/b7fiRl
language:
Python 3 (python  3.12)
created:
5 years ago
visibility:
public

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