import functools


def count_calls(func):
    @functools.wraps(func)
    def wrapper_count_calls(*args, **kwargs):
        wrapper_count_calls.num_calls += 1
        print(f"Call {wrapper_count_calls.num_calls} of {func.__name__!r}")
        return func(*args, **kwargs)

    wrapper_count_calls.num_calls = 0
    return wrapper_count_calls


@count_calls
def fibonacci(num):
    if num < 2:
        return num
    return fibonacci(num - 1) + fibonacci(num - 2)


print(fibonacci(10))
print(fibonacci.num_calls)
print("\n\n")


def cache(func):
    """Keep a cache of previous function calls"""

    @functools.wraps(func)
    def wrapper_cache(*args, **kwargs):
        cache_key = args + tuple(kwargs.items())
        if cache_key not in wrapper_cache.cache:
            wrapper_cache.cache[cache_key] = func(*args, **kwargs)
        return wrapper_cache.cache[cache_key]

    wrapper_cache.cache = dict()
    return wrapper_cache


@cache
@count_calls
def fibonacci(num):
    if num < 2:
        return num
    return fibonacci(num - 1) + fibonacci(num - 2)


print(fibonacci(10))
print("\n\n")

print(fibonacci(8))
print("\n\n")