Solution

app/main.py

@@ -1,6 +1,21 @@
-from typing import Callable
+from typing import Callable, Any, Dict, Tuple, Hashable
 
 
 def cache(func: Callable) -> Callable:
-    # Write your code here
-    pass
+    cache_store: Dict[Callable, Dict[Tuple[Hashable, ...], Any]] = {}
+
+    def wrapper(*args, **kwargs) -> Any:
+        if func not in cache_store:
+            cache_store[func] = {}
+        key = (args, frozenset(kwargs.items()))
+
+        if key in cache_store[func]:
+            print("Getting from cache")
+            return cache_store[func][key]
+
+        print("Calculating new result")
+        result = func(*args, **kwargs)
+        cache_store[func][key] = result
+        return result
+
+    return wrapper

checklist.md

@@ -1,4 +1,4 @@
-# Сheck Your Code Against the Following Points
+v# Сheck Your Code Against the Following Points
 
 ## Code Efficiency