code_log

Traceback (most recent call last):
  File "/home/loveplay1983/Workspace/data_science/anaconda3/lib/python3.6/site-packages/keras/engine/base_layer.py", line 279, in assert_input_compatibility
    K.is_keras_tensor(x)
  File "/home/loveplay1983/Workspace/data_science/anaconda3/lib/python3.6/site-packages/keras/backend/tensorflow_backend.py", line 474, in is_keras_tensor
    str(type(x)) + '`. '
ValueError: Unexpectedly found an instance of type `<class 'NoneType'>`. Expected a symbolic tensor instance.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "inception.py", line 243, in <module>
    name='inception_3b')
  File "inception.py", line 116, in inception_cell
    kernel_initializer=kernel_init, bias_initializer=bias_init)(x)
  File "/home/loveplay1983/Workspace/data_science/anaconda3/lib/python3.6/site-packages/keras/engine/base_layer.py", line 414, in __call__
    self.assert_input_compatibility(inputs)
  File "/home/loveplay1983/Workspace/data_science/anaconda3/lib/python3.6/site-packages/keras/engine/base_layer.py", line 285, in assert_input_compatibility
    str(inputs) + '. All inputs to the layer '
ValueError: Layer conv2d_7 was called with an input that isn't a symbolic tensor. Received type: <class 'NoneType'>. Full input: [None]. All inputs to the layer should be tensors.