(
target: _ET, identifier: str, fn: _ListenerFnType
)
| 24 | |
| 25 | |
| 26 | def _event_key( |
| 27 | target: _ET, identifier: str, fn: _ListenerFnType |
| 28 | ) -> _EventKey[_ET]: |
| 29 | for evt_cls in _registrars[identifier]: |
| 30 | tgt = evt_cls._accept_with(target, identifier) |
| 31 | if tgt is not None: |
| 32 | return _EventKey(target, identifier, fn, tgt) |
| 33 | else: |
| 34 | raise exc.InvalidRequestError( |
| 35 | "No such event '%s' for target '%s'" % (identifier, target) |
| 36 | ) |
| 37 | |
| 38 | |
| 39 | def listen( |
no test coverage detected