def add_watcher(self, name, cmd, **kw):
"""Adds a watcher.
Options:
- **name**: name of the watcher to add
- **cmd**: command to run.
- all other options defined in the Watcher constructor.
"""
if name in self._watchers_names:
raise AlreadyExist("%r already exist" % name)
if not name:
return ValueError("command name shouldn't be empty")
watcher = Watcher(name, cmd, **kw)
watcher.initialize(self.evpub_socket, self.sockets)
self.watchers.append(watcher)
self._watchers_names[watcher.name.lower()] = watcher
return watcher
def add_show(self, show):
with self._lock:
if show.name in self._shows_names:
raise AlreadyExist("%r already exist" % show.name)
self.shows.append(show)
self._shows_names[show.name] = show