apps.py 文件源码

def ready(self):
        # Connections may already exist before we are called.
        for conn in connections.all():
            if conn.connection is not None:
                register_hstore_handler(conn)
        connection_created.connect(register_hstore_handler)
        CharField.register_lookup(Unaccent)
        TextField.register_lookup(Unaccent)
        CharField.register_lookup(SearchLookup)
        TextField.register_lookup(SearchLookup)
        CharField.register_lookup(TrigramSimilar)
        TextField.register_lookup(TrigramSimilar)