Package: list-session-inhibitors
command line utility to list session power inhibitors for Linux Gnome users.Inspired byhttps://askubuntu.com/a/1239194/152287from Alexis Wilke (https://www.m2osw.com/)Install TipsThe pip install adds an executable to your path (see usage).This script assumes you are using Gnome.Prerequisite packagesThe python package PyGObject is a prerequisite.
Installation is automatic, but certain system packages must be installed, according to the requirements of PyGObjectFor Ubuntu 20.10:sudo apt install python3-pip libgirepository1.0-dev gcc libcairo2-dev pkg-config python3-dev gir1.2-gtk-3.0for other distributions, seehttps://pygobject.readthedocs.io/en/latest/getting_started.htmlYou may get a warning that ~/.local/bin is not on your path.When you next login, this will be fixed.Usageinhibitors listExampleWith the Gnome Shell plugin Caffeine activate, and a Google Meet running in Firefox:$ inhibitors list
Listing inhibitors reported by dbus:
Inhibitor: firefox audio-playing
Inhibitor: user Inhibit by CaffeineComparison with systemdwe can do$ systemd-inhibit --listwhich on my desktop gives:WHO                            UID  USER PID  COMM            WHAT                                                     WHY                                                       MODE 
ModemManager                   0    root 2222 ModemManager    sleep                                                    ModemManager needs to reset devices                       delay
NetworkManager                 0    root 1912 NetworkManager  sleep                                                    NetworkManager needs to turn off networks                 delay
UPower                         0    root 2654 upowerd         sleep                                                    Pause device polling                                      delay
Unattended Upgrades Shutdown   0    root 2449 unattended-upgr shutdown                                                 Stop ongoing upgrades or perform upgrades before shutdown delay
GNOME Shell                    1000 tim  5039 gnome-shell     sleep                                                    GNOME needs to lock the screen                            delay
Telepathy                      1000 tim  5156 mission-control shutdown:sleep                                           Disconnecting IM accounts before suspend/shutdown...      delay
gnome-tweak-tool-lid-inhibitor 1000 tim  5325 python3         handle-lid-switch                                        user preference                                           block
tim                            1000 tim  5255 gsd-media-keys  handle-power-key:handle-suspend-key:handle-hibernate-key GNOME handling keypresses                                 block
tim                            1000 tim  5020 gnome-session-b shutdown:sleep                                           user session inhibited                                    block
tim                            1000 tim  5255 gsd-media-keys  sleep                                                    GNOME handling keypresses                                 delay
tim                            1000 tim  5257 gsd-power       sleep                                                    GNOME needs to lock the screen                            delayThe Caffeine plugin inhibit is the third line from the bottom. However, it is not obvious. I am sure in this case, because when I deactivate caffeine, the third line disappears.The Google Meet inhibitor is not even listed at all. However, it is definitely an inhibitor.Building and uploadingpython3 -m build
python3 -m twine upload --skip-existing dist/*