title: How can I base64-encode unicode strings in JavaScript and Python?
body: <p>I need an encript arithmetic, which encript text to text.</p>
  
  <p>the input text could be unicode, and the output should be a-z A-Z 0-9 - . (64 char max)</p>
  
  <p>and it could be decrypt to unicode again.</p>
  
  <p>it should implement in javascript and python.</p>
  
  <p>If there is already some library could do this, great, if there is not, could you tell me.</p>
  
  <h1>Let me talk about why</h1>
  
  <p>To cheat China Greate Fire Wall , and GAE https has been blocked at china. Angry for this damn goverment.</p>