def make_cookies(self, response, request):
        """Return sequence of Cookie objects extracted from response object."""
        # get cookie-attributes for RFC 2965 and Netscape protocols
        headers = response.info()
        rfc2965_hdrs = headers.get_all("Set-Cookie2", [])
        ns_hdrs = headers.get_all("Set-Cookie", [])

        rfc2965 = self._policy.rfc2965
        netscape = self._policy.netscape

        if ((not rfc2965_hdrs and not ns_hdrs) or
            (not ns_hdrs and not rfc2965) or
            (not rfc2965_hdrs and not netscape) or
            (not netscape and not rfc2965)):
            return []  # no relevant cookie headers: quick exit

        try:
            cookies = self._cookies_from_attrs_set(
                split_header_words(rfc2965_hdrs), request)
        except Exception:
            _warn_unhandled_exception()
            cookies = []

        if ns_hdrs and netscape:
            try:
                # RFC 2109 and Netscape cookies
                ns_cookies = self._cookies_from_attrs_set(
                    parse_ns_headers(ns_hdrs), request)
            except Exception:
                _warn_unhandled_exception()
                ns_cookies = []
            self._process_rfc2109_cookies(ns_cookies)

            # Look for Netscape cookies (from Set-Cookie headers) that match
            # corresponding RFC 2965 cookies (from Set-Cookie2 headers).
            # For each match, keep the RFC 2965 cookie and ignore the Netscape
            # cookie (RFC 2965 section 9.1).  Actually, RFC 2109 cookies are
            # bundled in with the Netscape cookies for this purpose, which is
            # reasonable behaviour.
            if rfc2965:
                lookup = {}
                for cookie in cookies:
                    lookup[(cookie.domain, cookie.path, cookie.name)] = None

                def no_matching_rfc2965(ns_cookie, lookup=lookup):
                    key = ns_cookie.domain, ns_cookie.path, ns_cookie.name
                    return key not in lookup
                ns_cookies = filter(no_matching_rfc2965, ns_cookies)

            if ns_cookies:
                cookies.extend(ns_cookies)

        return cookies
Return sequence of Cookie objects extracted from response object.