Python 在字符串中加入变量的实例讲解

my name is zhangsan

i am 25 years old

my price is 4500.225000

my price is 4500.23

name = 'zhangsan'

age = 25

price = 4500.225

info = 'my name is {my_name},i am {my_age} years old,my price is {my_price}'\

 .format(my_name=name,my_age=age,my_price=price)

print(info)

my name is zhangsan,i am 25 years old,my price is 4500.225