EVOLUTION-MANAGER

Edit File: request_name.py

from .exitable import ExitableWithAliases class NameOwner(ExitableWithAliases("unown")): __slots__ = () def __init__(self, bus, name, allow_replacement, replace): flags = 4 | (1 if allow_replacement else 0) | (2 if replace else 0) res = bus.dbus.RequestName(name, flags) if res == 1: self._at_exit(lambda: bus.dbus.ReleaseName(name)) return # OK if res == 3: raise RuntimeError("name already exists on the bus") if res == 4: raise RuntimeError("you're already the owner of this name") raise RuntimeError("cannot take ownership of the name") class RequestNameMixin(object): __slots__ = () def request_name(self, name, allow_replacement=True, replace=False): """Aquires a bus name. Returns ------- NameOwner An object you can use as a context manager to unown the name later. """ return NameOwner(self, name, allow_replacement, replace)