Play / Pause your Chromium multimedia using d-bus

play-pause.py

#!/usr/bin/env python

# goal of this script is to control (play / pause) multimedia played
# on a chromium tab through dbus

# requirements:
# * dbus (session)
import dbus

# used to identify a Dbus chromium instance
CHROMIUM_INSTANCE_PATTERN = "org.mpris.MediaPlayer2.chromium"

session = dbus.SessionBus()

# we first need to find out the "instance" of chromium we want to control
dbus = session.get_object(
    "org.freedesktop.DBus",
    "/org/freedesktop/DBus",
)

names = dbus.ListNames()
for name in names:
    if not CHROMIUM_INSTANCE_PATTERN in name:
        continue
    mpris = session.get_object(
        name,
        "/org/mpris/MediaPlayer2",
    )
    mpris.PlayPause(dbus_interface="org.mpris.MediaPlayer2.Player")