Solution

app/main.py

@@ -1,6 +1,14 @@
-from typing import Callable
+from typing import Callable, Any
 
 
-def cache(func: Callable) -> Callable:
-    # Write your code here
-    pass
+def cache(func: callable) -> Callable:
+    cache_result = {}
+
+    def function_cache(*args) -> Any:
+        if args not in cache_result:
+            cache_result[*args] = func(*args)
+            print("Calculating new result")
+        else:
+            print("Getting from cache")
+        return cache_result[*args]
+    return function_cache