selenium(鼠标操作、页面操作、用例设计)常用于模拟鼠标的行为,比如单击、双击、拖拽等行为 click(on_element=None) --- 鼠标单击 double_click(on_element=None) --- 双击 context_click(on_element=None) --- 右击 click_and_hold(on_element=None) --- 鼠标单击并且按住不放 drag_and_drop(source,target) --- 拖拽 drag_and_drop_by_offset(source,xoffset,y