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| author | Anssi Kääriäinen <akaariai@gmail.com> | 2012-09-20 03:18:19 +0300 |
|---|---|---|
| committer | Anssi Kääriäinen <akaariai@gmail.com> | 2012-09-28 18:10:52 +0300 |
| commit | 3fcca0e94721a734882389ce473f522d293907e9 (patch) | |
| tree | fc6c2601bda421c79da5cf38c45c96df09d38a83 /django/dispatch | |
| parent | 07ffe7814394815d116cdbe814ec6a523b345df1 (diff) | |
| download | django-3fcca0e94721a734882389ce473f522d293907e9.tar.gz | |
Added a way to check if a signal has listeners
Diffstat (limited to 'django/dispatch')
| -rw-r--r-- | django/dispatch/dispatcher.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/django/dispatch/dispatcher.py b/django/dispatch/dispatcher.py index ad7302176e..8d26e58bf4 100644 --- a/django/dispatch/dispatcher.py +++ b/django/dispatch/dispatcher.py @@ -141,6 +141,9 @@ class Signal(object): del self.receivers[index] break + def has_listeners(self, sender=None): + return bool(self._live_receivers(_make_id(sender))) + def send(self, sender, **named): """ Send signal from sender to all connected receivers. |