original_docstring: 
      Trim punctuation characters from the beginning and end of the word
      
docstring: Trim punctuation characters from the beginning and end of the word
docstring_tokens: Trim punctuation characters from the beginning and end of the word
code: def trim_punctuation(word):
      '''
      Trim punctuation characters from the beginning and end of the word
      '''
      start = end = len(word)
      for i in range(len(word)):
          if word[i].isalnum():
              start = min(start, i)
              end = i + 1
      return word[start : end]
code_tokens: def trim_punctuation ( word ) : start = end = len ( word ) for i in range ( len ( word ) ) : if word [ i ] . isalnum ( ) : start = min ( start , i ) end = i + 1 return word [ start : end ]
short_docstring: Trim punctuation characters from the beginning and end of the word
short_docstring_tokens: Trim punctuation characters from the beginning and end of the word
comment: '''
      Trim punctuation characters from the beginning and end of the word
      '''