fallback from multiple signals handling

README.md

@@ -84,3 +84,8 @@ As in `@receiver` decorator you can also pass a list of signals that the receive
 ```python
 @receiver_task([profile_updated_signal, profile_deleted_signal])
 ```
+
+# Limitations
+
+For now this package does not support multiple signals passed to the `@receiver_task` decorator.
+This may be added in the future. 

src/celery_signals/receivers.py

@@ -33,7 +33,7 @@ def get_celery_app():
 
 
 def receiver_task(
-    signal: typing.Union[UnifiedSignal, typing.Iterable[UnifiedSignal]],
+    signal: UnifiedSignal,
     celery_task_options: typing.Optional[typing.Dict] = None,
     **options,
 ):
@@ -59,11 +59,7 @@ def producer(
             message_data = json.dumps(message.__dict__) if message else "{}"
             return consumer.delay(message_data, *_args, **_kwargs)
 
-        if isinstance(signal, (list, tuple)):
-            for s in signal:
-                s.connect(producer, **options)
-        else:
-            signal.connect(producer, **options)
+        signal.connect(producer, **options)
 
         return func
 

tests/test_receivers.py

@@ -80,21 +80,3 @@ def test_receivers_import_with_celery_app_defined_incorrectly():
         get_celery_app()
 
     settings.EVENT_SIGNALS_CELERY_APP = OLD_EVENT_SIGNALS_CELERY_APP
-
-
-@override_settings(
-    CELERY_TASK_ALWAYS_EAGER=True, EVENT_SIGNALS_CELERY_APP="tests.testapp.celery.app"
-)
-def test_handling_multiple_signals():
-    signal_1 = UnifiedSignal(DataMock)
-    signal_2 = UnifiedSignal(DataMock)
-
-    @receiver_task([signal_1, signal_2], weak=False)
-    def handle_signal(sender, message, **kwargs):
-        if sender == "aaa":
-            assert message.field == 10
-        if sender == "bbb":
-            assert message.field == 5
-
-    signal_1.send("aaa", DataMock(field=10))
-    signal_2.send("bbb", DataMock(field=5))