<form method="POST" action="http://upload.qiniu.com/" enctype="multipart/form-data">
<input name="key" type="hidden" value="">
<input name="token" type="hidden" value="">
<input name="file" type="file">
<input type="submit">
</form>

import qiniu
import uuid
ACCESS_KEY = '七牛分配的公钥'
SECRET_KEY = '七牛分配的私钥'
BUCKET_NAME = '保存文件的仓库名'
key = str(uuid.uuid1()).replace('-', '') # 这里使用uuid作为保存在七牛里文件的名字。并去掉了uuid中的“-”
q = qiniu.Auth(ACCESS_KEY, SECRET_KEY)
token = q.upload_token(BUCKET_NAME, key, 7200, {'returnUrl':'http://127.0.0.1:8000/photos/uploadprocessor', 'returnBody': '{"name": $(fname), "key": $(key)}', 'mimeLimit':'image/jpeg;image/png'})
return render_to_response('photos/upload.html', {'token': token, 'key': key}, context_instance=RequestContext(request))