Although this BLOG content is very short, it is my long-term labor crystallization. Although the translation of this document did not make me earn a penny, this effort is worthwhile, regardless of English or professional technology, because of high-density translation work has greatly improved. In this process, many friends, especially many experts in Python areas, this is a greater gain. Now, what I need is to find a friend who can help me compile the Tex document into PDF and HTML ...
