Make Update: ImportError: cannot import name 'InputSpec' from 'keras.engine'

[MegaCreater]

Got error -

ImportError: cannot import name 'InputSpec' from 'keras.engine' 

In line https://github.com/RaphaelMeudec/deblur-gan/blob/8b4b15d36124c4bc7208a97a7e65026206dcf7d6/deblurgan/layer_utils.py#L4.

Please make update it to ->

from keras.layers import InputSpec

keras version ->

>>> keras.__version__           # latest one 
'2.6.0'

Source: https://www.tensorflow.org/api_docs/python/tf/keras/layers/InputSpec