topology.py 文件源码

def to_json(self, **kwargs):
        '''Returns a JSON string containing the network configuration.

        To load a network from a JSON save file, use
        `keras.models.model_from_json(json_string, custom_objects={})`.
        '''
        import json

        def get_json_type(obj):
            # If obj is any numpy type
            if type(obj).__module__ == np.__name__:
                return obj.item()

            # If obj is a python 'type'
            if type(obj).__name__ == type.__name__:
                return obj.__name__

            raise TypeError('Not JSON Serializable:', obj)

        model_config = self._updated_config()
        return json.dumps(model_config, default=get_json_type, **kwargs)