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  1. import re
  2. print( re.sub(r'("[^"]*")|,', 
  3. 	lambda x: x.group(1) if x.group(1) else x.group().replace(",", ""),
  4. 	'1,2,"test,3,7","4, 5,6, ... "') )
  5. 	# => 12"test,3,7""4, 5,6, ... "
  6.  
  7. print( re.sub(r'(?s)("[^"\\]*(?:\\.[^"\\]*)*")|,', 
  8. 	lambda x: x.group(1) if x.group(1) else x.group().replace(",", ""),
  9. 	r'1,2,"test, \"a,b,c\" ,03","4, 5,6, ... "') )
  10. 	# => 12"test, \"a,b,c\" ,03""4, 5,6, ... "
Success #stdin #stdout 0.02s 9512KB
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Standard input is empty
stdout
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12"test,3,7""4, 5,6, ... "
12"test, \"a,b,c\" ,03""4, 5,6, ... "
https://ideone.com/n2tPmw
language:
Python 3 (python  3.9.5)
created:
3 years ago
visibility:
public

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