運行提示：Message: 'chromedriver' executable needs to be in PATH. Please see https://sites.google.com/a/chromium.org/chromed
此問題出現的原因是chromedriver路徑不對
1.到chromedriver的根目錄下
2.移動chromedriver到/usr/local/bin目錄
命令如下
$unzip chromedriver_map32.zip
$mv chromedriver/usr/local/bin