On 2016-12-01 03:47, Davor Rotim wrote: > I think I have tracked down the issue. > > I switched to another user and I was able to use `run-python' without any warnings. > Turns out it was my readline settings. > Bash 4.3 added a new readline feature: "set colored-stats on" which I had in .inputrc > Removing that line fixed my issue, I think this should be reproducible for all. > > Once again thank you for your patience. Sorry; just before I push the fix to the warning message: are you sure this was the issue? When I set colored-stats on in my .inputrc, I do get colors in the terminal, but completion still works fine in Emacs. Cheers, Clément.