1.初始化浏览器

<span leaf=""><span>def</span>&nbsp;<span>__init__</span>(<span>self</span>):</span>

2.赋值列表进行管理context

<span leaf=""><span># 在登录成功后,将当前context添加到跟踪列表</span></span>

3. 定义关闭浏览器和关闭context

<span leaf=""><span>def</span>&nbsp;<span>close_all_contexts_except_current</span>(<span>self</span>):</span>

4.调用上述方法

<span leaf=""><span>def</span>&nbsp;<span>_re_login</span>(<span>self</span>):</span>

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