加载预训练模型

model = build_transformer_model(
config_path=config_path,
checkpoint_path=checkpoint_path,
return_keras_model=False
)

output = GlobalPointer(len(categories), 64)(model.output)
model = keras.models.Model(model.input, output)
model.summary()

model.compile(
loss=global_pointer_crossentropy,
optimizer=Adam(learning_rate),
metrics=[global_pointer_f1_score]
)

evaluator = Evaluator()
train_generator = data_generator(train_data, batch_size)
model.fit(
train_generator.forfit(),
steps_per_epoch=len(train_generator),
epochs=epochs,
callbacks=[evaluator]
)
export_path = 'model'
version = "1"
model.save(export_path + version, save_format="tf")

AttributeError: 'Dropout' object has no attribute '_saved_model_inputs_spec'