fix flake8

app/main.py

@@ -1,12 +1,12 @@
-from typing import Callable
+from typing import Callable, Tuple, List
 from functools import wraps
 
 
 def cache(func: Callable) -> Callable:
     cache_store = {}
 
     @wraps(func)
-    def wrapper(*args):
+    def wrapper(*args) -> Callable:
         key = tuple(args)
         if key in cache_store:
             print("Getting from cache")
@@ -21,11 +21,10 @@ def wrapper(*args):
 
 
 @cache
-def long_time_func(a: int, b: int, c: int) -> int:
-    return (a ** b ** c) % (a * c)
+def long_time_func(base: int, exponent1: int, exponent2: int) -> int:
+    return (base ** exponent1 ** exponent2) % (base * exponent2)
 
 
 @cache
-def long_time_func_2(n_tuple: tuple, power: int) -> int:
-    return [number ** power for number in n_tuple]
-
+def long_time_func_2(number_tuple: Tuple[int, ...], power: int) -> List[int]:
+    return [number ** power for number in number_tuple]