dotfiles/.config/qtile/modules/groups.py

from libqtile.config import Group, Key, Match, ScratchPad, DropDown
from libqtile.lazy import lazy

from .keys import keys, mod

groups = [Group(i) for i in "1234567890"]

browsers = [
    Match(wm_class="firefox"),
    Match(wm_class="Google-chrome")]
file_managers = [Match(wm_class="Thunar")]
video_players = [
    Match(wm_class="streamlink-twitch-gui"),
    Match(wm_class="mpv")]
groups = [
        Group('1'),
        Group('2', matches=[Match(wm_class="VirtualBox Manager")]),
        Group('3', matches=[Match(wm_class="Thunderbird")]),
        Group('4', matches=[Match(wm_class="st-256color")]),
        Group('5', matches=file_managers),
        Group('6'),
        Group('7', matches=browsers),
        Group('8', matches=video_players),
        Group('9'),
        Group('0', matches=[Match(wm_class="TelegramDesktop")]),
        ]
groups.append(ScratchPad("scratchpad", [
        # define a drop down terminal.
        # it is placed in the upper third of screen by default.
        DropDown("term", "st", opacity=1.0)
        ]))

symbols = 'arstgmneio'

for i, j in zip(groups, symbols):
    keys.extend([
        Key([mod], j, lazy.group[i.name].toscreen(),
            desc="Switch to group {}".format(i.name)),

        Key([mod, "shift"], j, lazy.window.togroup(i.name, switch_group=True),
            desc="Switch to & move focused window to group {}".format(i.name)),
    ])