Traceback (most recent call last):
  File "./server.py", line 266, in <module>
    classification_model = load_keras_model(settings.CLASSIFICATION_MODEL_WEIGHTS)
  File "./server.py", line 73, in load_keras_model
    model = load_model(model_weights_path)
  File "/home/caper/.pyenv/versions/3.6.1-image-api/lib/python3.6/site-packages/keras/engine/saving.py", line 419, in load_model
    model = _deserialize_model(f, custom_objects, compile)
  File "/home/caper/.pyenv/versions/3.6.1-image-api/lib/python3.6/site-packages/keras/engine/saving.py", line 221, in _deserialize_model
    model_config = f['model_config']
  File "/home/caper/.pyenv/versions/3.6.1-image-api/lib/python3.6/site-packages/keras/utils/io_utils.py", line 302, in __getitem__
    raise ValueError('Cannot create group in read only mode.')
ValueError: Cannot create group in read only mode.