title: selenium WebDriverException: Message: 'geckodriver' executable needs to be in PATH and
body: <p><strong>WebDriverException: Message: 'geckodriver' executable needs to be in PATH.</strong>
  The message is occured while running a following code in anaconda <strong>version 1.7.2</strong></p>
  
  <pre><code>from selenium import webdriver
  driver = webdriver.Firefox()
  </code></pre>