There was a whitespace at the end of the first line :
Traceback (most recent call last):
File "/home/xfer_tst/VN_env/bin/update_vn", line 11, in <module>
load_entry_point('Client-API-VN==2.6.4.post0.dev16+g6c2121e', 'console_scripts', 'update_vn')()
File "/home/xfer_tst/VN_env/lib/python3.5/site-packages/Client_API_VN-2.6.4.post0.dev16+g6c2121e-py3.5.egg/update/update_vn.py", line 235, in run
main(sys.argv[1:])
File "/home/xfer_tst/VN_env/lib/python3.5/site-packages/Client_API_VN-2.6.4.post0.dev16+g6c2121e-py3.5.egg/update/update_vn.py", line 227, in main
update(cfg_ctrl, args.input)
File "/home/xfer_tst/VN_env/lib/python3.5/site-packages/Client_API_VN-2.6.4.post0.dev16+g6c2121e-py3.5.egg/update/update_vn.py", line 106, in update
assert row[4] == "value"
AssertionError
There was a whitespace at the end of the first line :