EarlyStopping

#!/usr/bin/python
# -*- coding: utf-8 -*-
from keras.callbacks import EarlyStopping
save_early_callback = EarlyStopping(monitor='val_loss', min_delta=0,
                                    patience=3, verbose=1,
                                    restore_best_weights=True)
model.fit(
    X_train,
    y_train,
    batch_size=64,
    class_weight=class_weight,
    validation_split=0.1,
    epochs=50,
    callbacks=[save_early_callback],
    )