pep8: Add compliance with rule E261 to lister.py.
pep8: Add compliance with rule E261 to lister.py.

christi3k/zulip,jrowan/zulip,zulip/zulip,timabbott/zulip,hackerkid/zulip,shubhamdhama/zulip,punchagan/zulip,rishig/zulip,eeshangarg/zulip,hackerkid/zulip,amanharitsh123/zulip,vaidap/zulip,tommyip/zulip,amanharitsh123/zulip,timabbott/zulip,vaidap/zulip,hackerkid/zulip,rishig/zulip,andersk/zulip,showell/zulip,verma-varsha/zulip,showell/zulip,hackerkid/zulip,hackerkid/zulip,jackrzhang/zulip,amanharitsh123/zulip,christi3k/zulip,jphilipsen05/zulip,synicalsyntax/zulip,ryanbackman/zulip,synicalsyntax/zulip,andersk/zulip,rishig/zulip,shubhamdhama/zulip,amanharitsh123/zulip,rht/zulip,brainwane/zulip,shubhamdhama/zulip,kou/zulip,verma-varsha/zulip,tommyip/zulip,jphilipsen05/zulip,synicalsyntax/zulip,eeshangarg/zulip,synicalsyntax/zulip,tommyip/zulip,tommyip/zulip,vaidap/zulip,dhcrzf/zulip,dhcrzf/zulip,rht/zulip,synicalsyntax/zulip,vabs22/zulip,punchagan/zulip,eeshangarg/zulip,showell/zulip,verma-varsha/zulip,hackerkid/zulip,brockwhittaker/zulip,andersk/zulip,jrowan/zulip,ryanbackman/zulip,rht/zulip,dhcrzf/zulip,jackrzhang/zulip,dhcrzf/zulip,kou/zulip,rht/zulip,Galexrt/zulip,timabbott/zulip,vabs22/zulip,punchagan/zulip,j831/zulip,ryanbackman/zulip,j831/zulip,zulip/zulip,timabbott/zulip,tommyip/zulip,ryanbackman/zulip,mahim97/zulip,zulip/zulip,j831/zulip,shubhamdhama/zulip,mahim97/zulip,brainwane/zulip,timabbott/zulip,jphilipsen05/zulip,eeshangarg/zulip,shubhamdhama/zulip,punchagan/zulip,synicalsyntax/zulip,tommyip/zulip,kou/zulip,vaidap/zulip,rishig/zulip,christi3k/zulip,brainwane/zulip,zulip/zulip,vaidap/zulip,dhcrzf/zulip,punchagan/zulip,brainwane/zulip,mahim97/zulip,christi3k/zulip,punchagan/zulip,zulip/zulip,andersk/zulip,timabbott/zulip,jackrzhang/zulip,christi3k/zulip,christi3k/zulip,Galexrt/zulip,andersk/zulip,tommyip/zulip,andersk/zulip,j831/zulip,ryanbackman/zulip,vabs22/zulip,vabs22/zulip,brockwhittaker/zulip,dhcrzf/zulip,kou/zulip,jackrzhang/zulip,kou/zulip,timabbott/zulip,zulip/zulip,jrowan/zulip,jackrzhang/zulip,Galexrt/zulip,shubhamdhama/zulip,brainwane/zulip,jackrzhang/zulip,brockwhittaker/zulip,jphilipsen05/zulip,punchagan/zulip,showell/zulip,jphilipsen05/zulip,amanharitsh123/zulip,shubhamdhama/zulip,brainwane/zulip,mahim97/zulip,zulip/zulip,rishig/zulip,verma-varsha/zulip,rht/zulip,rht/zulip,brainwane/zulip,Galexrt/zulip,j831/zulip,jrowan/zulip,hackerkid/zulip,Galexrt/zulip,rishig/zulip,eeshangarg/zulip,mahim97/zulip,Galexrt/zulip,brockwhittaker/zulip,jrowan/zulip,jrowan/zulip,Galexrt/zulip,kou/zulip,brockwhittaker/zulip,jackrzhang/zulip,vabs22/zulip,brockwhittaker/zulip,verma-varsha/zulip,vabs22/zulip,synicalsyntax/zulip,eeshangarg/zulip,andersk/zulip,showell/zulip,vaidap/zulip,rht/zulip,jphilipsen05/zulip,rishig/zulip,amanharitsh123/zulip,dhcrzf/zulip,showell/zulip,j831/zulip,showell/zulip,eeshangarg/zulip,ryanbackman/zulip,verma-varsha/zulip,mahim97/zulip,kou/zulip