def METHOD_NAME(self, params, input_nesting):
    bms = process_matched([p for i, p in enumerate(params) if i in self.bmesh_inputs],
                          create_bms,
                          self.list_match,
                          [3 for n in self.bmesh_inputs],
                          1)
    params = [bms, *[p for i, p in enumerate(params) if i not in self.bmesh_inputs]]
    input_nesting = [1, *[n for i, n in enumerate(input_nesting) if i not in self.bmesh_inputs]]
    return params, input_nesting