title: InvalidSelectorException occurs when trying to locate an element with ID--selenium, python
body: <pre><code>driver.implicitly_wait(2)
  question = driver.find_element('id', '//*[@id=question]')
  question.get_attribute('value')
  </code></pre>
  <p>I'm trying to get the value of the element with <code>id='question'</code>.</p>