math libraries, random library of common api - python

Disclaimer: This article is a blogger original article, follow the CC 4.0 BY-SA copyright agreement, reproduced, please attach the original source link and this statement.

This link: https://blog.csdn.net/lll_90/article/details/94872805

math library mathematical functions commonly used

random library functions used
randrange (0,10,2) i.e. to generate any range of 0 to 10 in increasing the number 2. I.e., generating an arbitrary number from a (0,2,4,6,8)