feat: small speed up to handler dispatch (#1140)

bdraco · web-flow · commit 5bd1b6e7b4dd · 2023-03-31T16:14:22.000-10:00
diff --git a/src/zeroconf/_services/__init__.py b/src/zeroconf/_services/__init__.py
@@ -50,7 +50,7 @@ def __init__(self) -> None:
         self._handlers: List[Callable[..., None]] = []
 
     def fire(self, **kwargs: Any) -> None:
-        for h in list(self._handlers):
+        for h in self._handlers[:]:
             h(**kwargs)
 
     @property
