Python使用类单击按钮

我是python selenium的新手，尝试单击一个具有以下HTML结构的按钮：

<div class="wpsafe-top text-center"> 
  <h1><strong><span style="color: #ce2525;">Click on Submit to Get Link</span></strong></h1><br>
  <form action="https://url.com/post" method="post">
    <input type="hidden" name="getlink" value="NVudM3E">
    <input type="hidden" name="newwpsafelink" value="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">
    <input class="btn btn-primary" type="submit" value="Submit">
  </form> 
</div>

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find\u element\u by_css\u selector（'btn btn primary'）

将查找带有标记

btn primary

的元素，该元素的祖先元素带有标记

btn

您需要告诉

驱动程序

那些是

类

driver.find_element_by_css_selector('.btn.btn-primary').click()

或者明确地

driver.find_element_by_css_selector('[class="btn btn-primary"]').click()

driver.find_element_by_css_selector('[class="btn btn-primary"]').click()