code: def remove(self, row_or_row_indices):
          
          if not row_or_row_indices:
              return
          if isinstance(row_or_row_indices, int):
              rows_remove = [row_or_row_indices]
          else:
              rows_remove = row_or_row_indices
          for col in self._columns:
              self._columns[col] = [elem for i, elem in enumerate(self[col]) if i not in rows_remove]
          return self
docs: Removes a row or multiple rows of a table in place.