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  1. import re
  2. key_to_remove = r'sort_by'
  3. rx = r'[?&]{0}=[^&]*$|(?<=[?&]){0}=[^&]*&'.format(key_to_remove)
  4. tests = ['?sort_by=name&role=user','?gender=male&sort_by=name_desc&role=user','?sort_by=name','?age=24&sort_by=fullname&gender=male','?age=24&sort_by=fullname']
  5. for test in tests:
  6. 	print(test + " => " + re.sub(rx, "", test))
Success #stdin #stdout 0.02s 27728KB
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stdin
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Standard input is empty
stdout
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?sort_by=name&role=user => ?role=user
?gender=male&sort_by=name_desc&role=user => ?gender=male&role=user
?sort_by=name => 
?age=24&sort_by=fullname&gender=male => ?age=24&gender=male
?age=24&sort_by=fullname => ?age=24
https://ideone.com/s3PFIN
language:
Python 3 (python  3.12)
created:
7 years ago
visibility:
secret

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