original_docstring: Return current token and move current one step forward
docstring: Return current token and move current one step forward
docstring_tokens: Return current token and move current one step forward
code: def advance(self):
          """Return current token and move current one step forward"""
          if not self.at_end():
              self.current += 1
          return self.previous()
code_tokens: def advance ( self ) : if not self . at_end ( ) : self . current += 1 return self . previous ( )
short_docstring: Return current token and move current one step forward
short_docstring_tokens: Return current token and move current one step forward
comment: """Return current token and move current one step forward"""