✨ Making sure ports are only opened for active patterns

patterns/network_event_pattern.py

@@ -82,6 +82,8 @@ class NetworkMonitor(BaseMonitor):
             name:str="", print:Any=sys.stdout, logging:int=0) -> None:
         super().__init__(patterns, recipes, name=name)
         self._print_target, self.debug_level = setup_debugging(print, logging)
+        self.ports = set()
+        self.listeners = []
         if autostart:
             self.start()
 
@@ -91,7 +93,7 @@ class NetworkMonitor(BaseMonitor):
         monitor, this may wish to directly call apply_retroactive_rules before
         starting."""
         self.ports = set(
-            pattern.triggering_port for pattern in self._patterns.values()
+            rule.pattern.triggering_port for rule in self._rules.values()
         )
         self.listeners = [Listener("127.0.0.1",i,2048,self) for i in self.ports]