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  1. import re
  2.  
  3. pattern = r"^([A-Z]+:)|[A-Z]+"
  4. s = r"TILL: LOOK we've got like a new bOArd"
  5.  
  6. result = re.sub(
  7.     pattern,
  8.     lambda x: x.group(1) if x.group(1) else "<emph>{0}</emph>".format(x.group().lower()),
  9.     s
  10. )
  11.  
  12. print(result)
Success #stdin #stdout 0.02s 9412KB
comments (?)
stdin 
Standard input is empty
stdout 
TILL: <emph>look</emph> we've got like a new b<emph>oa</emph>rd
https://ideone.com/0DlTDF
language:
Python 3 (python  3.12)
created:
4 years ago
visibility:
secret

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