code: def eval_now(self, code):
          
          result = eval(self.reformat(code))
          if result is None or isinstance(result, (bool, int, float, complex)):
              return repr(result)
          elif isinstance(result, bytes):
              return "b" + self.wrap_str_of(result)
          elif isinstance(result, str):
              return self.wrap_str_of(result)
          else:
              return None
docs: Reformat and evaluate a code snippet and return code for the result.