def POST(self):
        """ The combined values from :attr:`forms` and :attr:`files`. Values are
            either strings (form values) or instances of
            :class:`cgi.FieldStorage` (file uploads).
        """
        post = MultiDict()
        safe_env = {'QUERY_STRING':''} # Build a safe environment for cgi
        for key in ('REQUEST_METHOD', 'CONTENT_TYPE', 'CONTENT_LENGTH'):
            if key in self.environ: safe_env[key] = self.environ[key]
        if NCTextIOWrapper:
            fb = NCTextIOWrapper(self.body, encoding='ISO-8859-1', newline='\n')
        else:
            fb = self.body
        data = cgi.FieldStorage(fp=fb, environ=safe_env, keep_blank_values=True)
        for item in data.list or []:
            post[item.name] = item if item.filename else item.value
        return post
The combined values from :attr:`forms` and :attr:`files`. Values are
            either strings (form values) or instances of
            :class:`cgi.FieldStorage` (file uploads).