训练集图片总数为8967张,按照89670.8/32得到steps_per_epoch=225,89670.2/32得到validation_steps=57
'''
'# 模型训练
history = model.fit(x=train_gen, steps_per_epoch=225, epochs=100, validation_data=val_gen, validation_steps=57, shuffle=True)
'
'''
tensorflow.python.framework.errors_impl.InvalidArgumentError: logits and labels must be broadcastable: logits_size=[32,6] labels_size=[32,10]