tf.keras.preprocessing.image.save_img

Saves an image stored as a Numpy array to a path or file object.

path Path or file object.
x Numpy array.
data_format Image data format, either "channels_first" or "channels_last".
file_format Optional file format override. If omitted, the format to use is determined from the filename extension. If a file object was used instead of a filename, this parameter should always be used.
scale Whether to rescale image values to be within [0, 255].
**kwargs Additional keyword arguments passed to PIL.Image.save().