code: def prod(self, **kwargs):
          
          if self._is_transposed:
              kwargs["axis"] = kwargs.get("axis", 0) ^ 1
              return self.transpose().prod(**kwargs)
          return self._process_sum_prod(
              self._build_mapreduce_func(pandas.DataFrame.prod, **kwargs), **kwargs
          )
docs: Returns the product of each numerical column or row.
  
          Return:
              A new QueryCompiler object with the product of each numerical column or row.