擅长:python、mysql、java
<p>元素存在于<code>iframe</code>中。要访问该元素,需要先切换它</p>
<p>诱导<code>WebDriverWait</code>()和<code>frame_to_be_available_and_switch_to_it</code>()</p>
<p>诱导<code>WebDriverWait</code>()和<code>visibility_of_element_located()</code></p>
<pre><code>WebDriverWait(driver,10).until(EC.frame_to_be_available_and_switch_to_it((By.NAME,"gauche")))
WebDriverWait(driver,10).until(EC.visibility_of_element_located((By.XPATH,"//img[@src='images/btn_qmj.gif']"))).click()
</code></pre>
<p>您需要导入以下库</p>
<pre><code>from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.by import By
</code></pre>