def _normalized_cookie_tuples(self, attrs_set):
        """Return list of tuples containing normalised cookie information.

        attrs_set is the list of lists of key,value pairs extracted from
        the Set-Cookie or Set-Cookie2 headers.

        Tuples are name, value, standard, rest, where name and value are the
        cookie name and value, standard is a dictionary containing the standard
        cookie-attributes (discard, secure, version, expires or max-age,
        domain, path and port) and rest is a dictionary containing the rest of
        the cookie-attributes.

        """
        cookie_tuples = []

        boolean_attrs = "discard", "secure"
        value_attrs = ("version",
                       "expires", "max-age",
                       "domain", "path", "port",
                       "comment", "commenturl")

        for cookie_attrs in attrs_set:
            name, value = cookie_attrs[0]

            # Build dictionary of standard cookie-attributes (standard) and
            # dictionary of other cookie-attributes (rest).

            # Note: expiry time is normalised to seconds since epoch.  V0
            # cookies should have the Expires cookie-attribute, and V1 cookies
            # should have Max-Age, but since V1 includes RFC 2109 cookies (and
            # since V0 cookies may be a mish-mash of Netscape and RFC 2109), we
            # accept either (but prefer Max-Age).
            max_age_set = False

            bad_cookie = False

            standard = {}
            rest = {}
            for k, v in cookie_attrs[1:]:
                lc = k.lower()
                # don't lose case distinction for unknown fields
                if lc in value_attrs or lc in boolean_attrs:
                    k = lc
                if k in boolean_attrs and v is None:
                    # boolean cookie-attribute is present, but has no value
                    # (like "discard", rather than "port=80")
                    v = True
                if k in standard:
                    # only first value is significant
                    continue
                if k == "domain":
                    if v is None:
                        _debug("   missing value for domain attribute")
                        bad_cookie = True
                        break
                    # RFC 2965 section 3.3.3
                    v = v.lower()
                if k == "expires":
                    if max_age_set:
                        # Prefer max-age to expires (like Mozilla)
                        continue
                    if v is None:
                        _debug("   missing or invalid value for expires "
                              "attribute: treating as session cookie")
                        continue
                if k == "max-age":
                    max_age_set = True
                    try:
                        v = int(v)
                    except __HOLE__:
                        _debug("   missing or invalid (non-numeric) value for "
                              "max-age attribute")
                        bad_cookie = True
                        break
                    # convert RFC 2965 Max-Age to seconds since epoch
                    # XXX Strictly you're supposed to follow RFC 2616
                    #   age-calculation rules.  Remember that zero Max-Age is a
                    #   is a request to discard (old and new) cookie, though.
                    k = "expires"
                    v = self._now + v
                if (k in value_attrs) or (k in boolean_attrs):
                    if (v is None and
                        k not in ("port", "comment", "commenturl")):
                        _debug("   missing value for %s attribute" % k)
                        bad_cookie = True
                        break
                    standard[k] = v
                else:
                    rest[k] = v

            if bad_cookie:
                continue

            cookie_tuples.append((name, value, standard, rest))

        return cookie_tuples
dataset/ETHPy150Open babble/babble/include/jython/Lib/cookielib.py/CookieJar._normalized_cookie_tuples