learn 的Python解释器是3.0还是2.0怎么不能用format函数

Question

use of format function in python

Answer 1

https://docs.python.org/3/library/functions.html#format
go through this link it will help you

Answer 2

高文博 我这里没问题啊

value = 1.99
print("{0:1.3f}".format(value))

Answer 3

Translation: Can we use format function on Python 3.0 or 2.0?