Update __init__.py
Missing import for RandomBrightness layer.
@@ -31,6 +31,7 @@ from keras.layers.preprocessing.image_preprocessing import CenterCrop
from keras.layers.preprocessing.image_preprocessing import RandomCrop
from keras.layers.preprocessing.image_preprocessing import RandomFlip
from keras.layers.preprocessing.image_preprocessing import RandomContrast
+from keras.layers.preprocessing.image_preprocessing import RandomBrightness
from keras.layers.preprocessing.image_preprocessing import RandomHeight
from keras.layers.preprocessing.image_preprocessing import RandomRotation
from keras.layers.preprocessing.image_preprocessing import RandomTranslation
