original_docstring: 
          Return the length of the matching text if
          seq (a regular expression) matches the present position.
          
docstring: Return the length of the matching text if
  seq (a regular expression) matches the present position.
docstring_tokens: Return the length of the matching text if seq ( a regular expression ) matches the present position .
code: def match_compiled_regexp_helper(self, s, i, regex):
          """
          Return the length of the matching text if
          seq (a regular expression) matches the present position.
          """
          # Match succeeds or fails more quickly than search.
          self.match_obj = mo = regex.match(s, i)  # re_obj.search(s,i)
          if mo is None:
              return 0
          start, end = mo.start(), mo.end()
          if start != i:
              return 0
          return end - start
code_tokens: def match_compiled_regexp_helper ( self , s , i , regex ) : self . match_obj = mo = regex . match ( s , i ) if mo is None : return 0 start , end = mo . start ( ) , mo . end ( ) if start != i : return 0 return end - start
short_docstring: Return the length of the matching text if
  seq (a regular expression) matches the present position.
short_docstring_tokens: Return the length of the matching text if seq ( a regular expression ) matches the present position .
comment: """
          Return the length of the matching text if
          seq (a regular expression) matches the present position.
          """$SEP$# Match succeeds or fails more quickly than search.$SEP$# re_obj.search(s,i)