mypy: Use Python 3 syntax in gci/view.py.
mypy: Use Python 3 syntax in gci/view.py.

mahim97/zulip,kou/zulip,rht/zulip,rishig/zulip,hackerkid/zulip,dhcrzf/zulip,showell/zulip,andersk/zulip,zulip/zulip,mahim97/zulip,shubhamdhama/zulip,tommyip/zulip,eeshangarg/zulip,kou/zulip,eeshangarg/zulip,rht/zulip,punchagan/zulip,zulip/zulip,punchagan/zulip,punchagan/zulip,brainwane/zulip,tommyip/zulip,jackrzhang/zulip,mahim97/zulip,andersk/zulip,tommyip/zulip,jackrzhang/zulip,andersk/zulip,rht/zulip,hackerkid/zulip,zulip/zulip,kou/zulip,zulip/zulip,dhcrzf/zulip,andersk/zulip,synicalsyntax/zulip,brainwane/zulip,mahim97/zulip,dhcrzf/zulip,rht/zulip,rht/zulip,jackrzhang/zulip,shubhamdhama/zulip,hackerkid/zulip,brainwane/zulip,andersk/zulip,shubhamdhama/zulip,jackrzhang/zulip,shubhamdhama/zulip,eeshangarg/zulip,brainwane/zulip,synicalsyntax/zulip,synicalsyntax/zulip,kou/zulip,eeshangarg/zulip,eeshangarg/zulip,timabbott/zulip,jackrzhang/zulip,brainwane/zulip,showell/zulip,shubhamdhama/zulip,rishig/zulip,hackerkid/zulip,andersk/zulip,tommyip/zulip,synicalsyntax/zulip,showell/zulip,timabbott/zulip,brainwane/zulip,tommyip/zulip,tommyip/zulip,rishig/zulip,showell/zulip,dhcrzf/zulip,mahim97/zulip,shubhamdhama/zulip,timabbott/zulip,rishig/zulip,showell/zulip,dhcrzf/zulip,synicalsyntax/zulip,kou/zulip,timabbott/zulip,punchagan/zulip,kou/zulip,eeshangarg/zulip,shubhamdhama/zulip,eeshangarg/zulip,kou/zulip,zulip/zulip,timabbott/zulip,punchagan/zulip,zulip/zulip,rishig/zulip,brainwane/zulip,dhcrzf/zulip,hackerkid/zulip,synicalsyntax/zulip,jackrzhang/zulip,mahim97/zulip,dhcrzf/zulip,zulip/zulip,andersk/zulip,jackrzhang/zulip,tommyip/zulip,showell/zulip,rht/zulip,rishig/zulip,punchagan/zulip,synicalsyntax/zulip,timabbott/zulip,rishig/zulip,punchagan/zulip,timabbott/zulip,hackerkid/zulip,hackerkid/zulip,rht/zulip,showell/zulip