Hi, You're right - it was sudo playing up with the virtualenv.
The script was in /opt, so I was testing with sudo to get it to run. I should have setup a service account, and tested it with that =). $ python sync_bexdb.py 2.7.3 (default, Jan 7 2013, 11:52:52) [GCC 4.4.6 20120305 (Red Hat 4.4.6-4)] $ sudo python sync_bexdb.py [sudo] password for victor: 2.6.6 (r266:84292, Jul 10 2013, 22:48:45) [GCC 4.4.7 20120313 (Red Hat 4.4.7-3)] Cheers, Victor On Tuesday, 5 November 2013 10:02:50 UTC+11, Chris Angelico wrote: > On Tue, Nov 5, 2013 at 9:33 AM, Victor Hooi <victorh...@gmail.com> wrote: > > > However, when I run this line, I get the following error: > > > > > > Traceback (most recent call last): > > > File "my_script.py", line 25, in <module> > > > LOG_FILENAME = > > 'my_something_{}.log'.format(datetime.now().strftime('%Y-%d-%m_%H.%M.%S')) > > > ValueError: zero length field name in format > > > > > > > > > The weird thing, when I start a Python REPL and run that line > > interactively, it works fine > > > > Google tells me that that was an issue in Python 2.6, so my first > > check would be to see what `/usr/bin/env python` actually gives you - > > are you running inside an environment that changes your path? Drop a > > "import sys; print(sys.version)" at the top of your script and see > > what it's really running as. > > > > ChrisA -- https://mail.python.org/mailman/listinfo/python-list