RuntimeError at /home/register_over You called this URL via POST, but the URL doesn‘t end in a slash and you have APPEND_SLASH set
结尾加"/".
APPEND_SLASH
默认值: True
是否给URL添加一个结尾的斜线. 只有安装了 CommonMiddleware 之后,该选项才起作用. (参阅 middleware 文档). 参阅 PREPEND_WWW.
原文：http://my.oschina.net/yangting880815/blog/480776