fix: hmm? i deleted it?

Author: GreyElaina

challenges/extreme-self-casting/solution.py

@@ -14,7 +14,7 @@
 
 class Fn(Generic[VnCallable]):
     def __init__(self, f: VnCallable) -> None:
-        ...
+        self.f = f
 
     def into_callable(self: "Fn[Callable[P, R]]") -> Callable[Concatenate[Any, P], R]:
         ...