docs: def add_tokens_for_pass(self):
          """Add tokens for a pass to result"""
          # Make sure pass not added to group again
          self.groups.empty = False
  
          # Remove existing newline/indentation
          while self.result[-1][0] in (INDENT, NEWLINE):
              self.result.pop()
  
          # Add pass and indentation
          self.add_tokens(
              [ (NAME, 'pass')
              , (NEWLINE, '\n')
              , (INDENT, self.indent_type * self.current.scol)
              ]
          )