r'<img src="([^"]+)".+?class="pic"',
webpage, 'thumbnail', fatal=False)
- fields = dict(re.findall(r'''(?x)<input\s+
- type="hidden"\s+
- name="([^"]+)"\s+
- value="([^"]*)"
- ''', webpage))
+ fields = self._hidden_inputs(webpage)
request = compat_urllib_request.Request(url, urlencode_postdata(fields))
request.add_header('Content-type', 'application/x-www-form-urlencoded')