问题遇到的现象和发生背景
WARNING:tensorflow:5 out of the last 39 calls to <function Model.make_predict_function..predict_function at 0x000002562A3B7790> triggered tf.function retracing.
WARNING:tensorflow:5 out of the last 39 calls to <function Model.make_predict_function..predict_function at 0x000002562A3B7790> triggered tf.function retracing.