我需要找出日期之间的间隔年数? python 3

I need to find how many years between the date? python 3

我需要找出日期之间的间隔年数?

Input

dat = ['Apr 2010', 'Dec 2012']

output like this

{
    total_years = 2.8
}

不确定这是否是最好的方法,但它会起作用

import datetime

start = datetime.datetime.strptime("Apr 2010", "%b %Y")
end = datetime.datetime.strptime("Dec 2012", "%b %Y")

diff = (end - start).days // 365