libtmux.Server.raise_if_dead

exc.TmuxCommandNotFound – When the tmux binary cannot be found or executed.

subprocess.CalledProcessError – When the tmux server is not running (non-zero exit from list-sessions).

>>> tmux = Server(socket_name="no_exist")

... tmux.raise_if_dead()

... print(type(e))

<class 'subprocess.CalledProcessError'>