code: def construct_xblock(self, block_type, scope_ids, field_data=None, *args, **kwargs):
          r
          return self.construct_xblock_from_class(
              cls=self.load_block_type(block_type),
              scope_ids=scope_ids,
              field_data=field_data,
              *args, **kwargs
          )
docs: r"""
          Construct a new xblock of the type identified by block_type,
          passing \*args and \*\*kwargs into `__init__`.