Traceback (most recent call last):


 "/usr/pkg/lib/python3.6/site-packages/nose/case.py", line 197, in runTest

self.test(*self.arg)


 ".../tqdm-4.11.2/tqdm/tests/tests_main.py", line 38, in test_main

main()


 ".../tqdm-4.11.2/tqdm/_main.py", line 165, in main

with tqdm(**tqdm_args) as t:


 ".../tqdm-4.11.2/tqdm/_tqdm.py", line 677, in __init__

ncols = _environ_cols_wrapper()(file)
TypeError: 'NoneType' object is not callable

Traceback (most recent call last):


 "style_transfer.py", line 195, in <module>

main()


 "style_transfer.py", line 184, in main

input_image, content_image, style_image)


 "style_transfer.py", line 102, in _create_losses

p = sess.run(model[CONTENT_LAYER])


 "/usr/local/lib/python2.7/dist-packages/tensorflow/python/client/session.py", line 778, in run

run_metadata_ptr)


 "/usr/local/lib/python2.7/dist-packages/tensorflow/python/client/session.py", line 969, in _run

fetch_handler = _FetchHandler(self._graph, fetches, feed_dict_string)


 "/usr/local/lib/python2.7/dist-packages/tensorflow/python/client/session.py", line 408, in __init__

self._fetch_mapper = _FetchMapper.for_fetch(fetches)


 "/usr/local/lib/python2.7/dist-packages/tensorflow/python/client/session.py", line 227, in for_fetch

(fetch, type(fetch)))
TypeError: Fetch argument None has invalid type <type 'NoneType'>
