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  1. import re
  2.  
  3. s_l = ['abcabcabcabc','defdef.','sssssss','def','def,','xyzabc,','efgdefefg']
  4.  
  5. for idx, str_item in enumerate(s_l):
  6.     if re.match(r'^(?=abc|def)(?!.*(?:xyz|efg)).{1,10}$(?<![,.])', str_item): #find length of str smaller than 10
  7.         print(idx, "True")
  8.     else:
  9.         print(idx, "False")
Success #stdin #stdout 0.03s 9508KB
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stdin
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Standard input is empty
stdout
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0 False
1 False
2 False
3 True
4 False
5 False
6 False
https://ideone.com/eQ7oZe
language:
Python 3 (python  3.9.5)
created:
1 year ago
visibility:
secret

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