如何最优解做出以下问题

用python做出来，最优解，谢谢大家们，新手入门
用python做出来，最优解，谢谢大家们，新手入门

def fizz_count(x):
    count = 0
    for i in x:
        if i == 'Fizz':
            count += 1
    return count

# -*- coding:utf-8 -*-

def fizz_count(x:list) -> int:
    count = 0
    for i in x:
        if i == 'Fizz':
            count += 1
    return count