Add fall back for Windows even loop fetching (#2421)

sanic/__version__.py

@@ -1 +1 @@
-__version__ = "22.3.0"
+__version__ = "22.3.1"

sanic/app.py

@@ -252,7 +252,13 @@ class Sanic(BaseSanic, RunnerMixin, metaclass=TouchUpMeta):
                 "Loop can only be retrieved after the app has started "
                 "running. Not supported with `create_server` function"
             )
-        return get_running_loop()
+        try:
+            return get_running_loop()
+        except RuntimeError:
+            if sys.version_info > (3, 10):
+                return asyncio.get_event_loop_policy().get_event_loop()
+            else:
+                return asyncio.get_event_loop()
 
     # -------------------------------------------------------------------- #
     # Registration

sanic/compat.py

@@ -72,7 +72,7 @@ def ctrlc_workaround_for_windows(app):
         """Asyncio wakeups to allow receiving SIGINT in Python"""
         while not die:
             # If someone else stopped the app, just exit
-            if app.is_stopping:
+            if app.state.is_stopping:
                 return
             # Windows Python blocks signal handlers while the event loop is
             # waiting for I/O. Frequent wakeups keep interrupts flowing.