peeweedbevolve.py 文件源码

def mark_fks_as_deferred(table_names):
  add_fks = []
  table_names_to_models = {cls._meta.db_table:cls for cls in all_models.keys() if cls._meta.db_table in table_names}
  for model in table_names_to_models.values():
    for field in model._meta.sorted_fields:
      if isinstance(field, pw.ForeignKeyField):
        add_fks.append(field)
        if not field.deferred:
          field.__pwdbev__not_deferred = True
          field.deferred = True
  return add_fks