我编写了一个函数来确定一个大列表(200,000+)中有多少女性和男性。 我如何只计算该列表中的女性?
现在我有一个函数,它只计算列表中的单词数:
genders = [Male, Female, Female, Female, Male, Male, Female, Female] #This is also saying "name 'Female' is not defined"
def gender(genders):
Female = len(genders)
return Female # --> returns 4
答案 0 :(得分:1)
list.count()
是处理这个问题的最 Pythonic 的方式,简单易懂。
genders = ['Male', 'Female', 'Female', 'Female', 'Male', 'Male', 'Female', 'Female']
genders.count('Female')
#5
在函数中
def count_gender(gender, data):
return data.count(gender)
count_gender('Male', genders)
#3
count_gender('Female', genders)
#5
在循环中
females = 0
for gender in genders:
if gender == 'Female':
females += 1
females
#5