擅长:python、mysql、java
<blockquote>
<p>How to call the first 2 functions in a main function and the main function in constructor?</p>
</blockquote>
<p>不能在构造函数中调用main函数。根据定义<a href="https://docs.python.org/3/library/__main__.html" rel="nofollow noreferrer">^{<cd1>}</a>这是脚本的入口点</p>
<p>在<code>__main__</code>模块中,您应该创建类</p>