def urlopen(self, method, url, redirect=True, **kw):
u = parse_url(url)<EOL>if u.scheme == "<STR_LIT:http>":<EOL><INDENT>headers = kw.get('<STR_LIT>', self.headers)<EOL>kw['<STR_LIT>'] = self._set_proxy_headers(url, headers)<EOL><DEDENT>return super(ProxyManager, self).urlopen(method, url, redirect=redirect, **kw)<EOL>
Same as HTTP(S)ConnectionPool.urlopen, ``url`` must be absolute.