Timer

def timed(fn):
    from time import perf_counter
    from functools import wraps
    @wraps(fn)
    def inner(*args, **kwargs):
        start = perf_counter()
        result = fn(*args, **kwargs)
        end = perf_counter()
        elapsed = end - start
        args_ = [str(a) for a in args]
        kwargs_ = ['{0}={1}'.format(k,v) for (k,v) in kwargs.items()]
        all_args = args_ + kwargs_
        args_str = ','.join(all_args)
        print('{0}({1}) took {2:.6f}s to run.'.format(fn.__name__, args_str, elapsed))
        return result
    return inner
    
def calc_recursive_fib(n):
    if n <= 2:
        return 1
    else:
        return calc_recursive_fib(n-1) + calc_recursive_fib(n-2)
            
print(calc_recursive_fib(3))
    
@timed
def fib_recursed(n):
    return calc_recursive_fib(n)
        
print(fib_recursed(33))