title: Send special character Requests Python
body: <p>I would like to send a files with the POST HTTP protocole.</p>
  
  <p>Ma file is a torrent file and I use this to send <a href="http://toolbelt.readthedocs.org/en/latest/user.html" rel="nofollow">http://toolbelt.readthedocs.org/en/latest/user.html</a></p>
  
  <p>Here my code</p>
  
  <pre><code>m = MultipartEncoder(
        fields={
              'torrent': ('torrent', open('mytest.torrent', 'r'), 'application/x-bittorrent'), 
              'name': str.encode('myname')
        }
  )
  u = request.post(uploadUrl, data=m, headers={'Content-Type': m.content_type})
  print(u.text)
  print(u.headers)
  print(u)
  </code></pre>
  
  <p>but nothing I have this error:
  UnicodeDecodeError: 'utf-8' codec can't decode byte 0x95 in position 366: invalid start byte</p>
  
  <p>What should I do ? thanks</p>