def METHOD_NAME(self, layer_key_name, caching_layer):
    """
    Add layer to tilestache config
    :param layer_key_name:
    :param layer_dict:
    :return:
    """
    self.config.layers[layer_key_name] = _parseConfigLayer(self.build_layer_dict(caching_layer, layer_key_name),
                                                           self.config, dirpath='.')