On 2016-11-29 11:38, Davor Rotim wrote:
> While trying out the latest pretest this issue doesn't seem to be fixed.
> 
> GNU Emacs 25.1.90.1 (x86_64-unknown-linux-gnu, X toolkit, Xawscrollbars) of 2016-11-29
> Python 3.5.2
> 
> Steps to reproduce:
> 
> Start with emacs -Q and M-x run-python, the warning will still appear:
> 
> Warning (python): Your ‘python-shell-interpreter’ doesn’t seem to support readline, yet ‘python-shell-completion-native’ was t and "python" is not part of the ‘python-shell-completion-native-disabled-interpreters’ list.  Native completions have been disabled locally.
> 
> Pressing TAB will also insert spaces instead of showing completions.

Thanks; I'll investigate this today.