test_rosmsg_import.py 文件源码

def test_double_import_uses_cache(self):
        print_importers()

        import std_msgs.msg as std_msgs

        self.assert_std_message_classes(std_msgs.Bool, std_msgs.Header)

        import std_msgs.msg as std_msgs2

        self.assertTrue(std_msgs == std_msgs2)