The channel dimension of the inputs should be defined. Found `None`.

[Skandagn]

Traceback (most recent call last): File "style_transfer\cartoongan\cartoongan.py", line 151, in g = load_model(style="shinkai") File "style_transfer\cartoongan\cartoongan.py", line 83, in load_model y = conv_layer(style, "conv01_1", filters=64, kernel_size=7)(y) File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\engine\base_layer.py", line 951, in call return self._functional_construction_call(inputs, args, kwargs, File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\engine\base_layer.py", line 1090, in _functional_construction_call outputs = self._keras_tensor_symbolic_call( File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\engine\base_layer.py", line 822, in _keras_tensor_symbolic_call return self._infer_output_signature(inputs, args, kwargs, input_masks) File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\engine\base_layer.py", line 862, in _infer_output_signature self._maybe_build(inputs) File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\engine\base_layer.py", line 2710, in _maybe_build self.build(input_shapes) # pylint:disable=not-callable File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\layers\convolutional.py", line 188, in build input_channel = self._get_input_channel(input_shape) File "C:\Users\skand.conda\envs\cartoongan\lib\site-packages\tensorflow\python\keras\layers\convolutional.py", line 360, in _get_input_channel raise ValueError('The channel dimension of the inputs ' ValueError: The channel dimension of the inputs should be defined. Found None.

I am getting this error while running cartoongan.py