def make_msgid(idstring=None):
    timeval = time.time()
    utcdate = time.strftime('%Y%m%d%H%M%S', time.gmtime(timeval))
    try:
        pid = os.getpid()
    except AttributeError:
        # No getpid() in Jython, for example.
        pid = 1
    randint = random.randrange(100000)
    if idstring is None:
        idstring = ''
    else:
        idstring = '.' + idstring
    idhost = DNS_NAME
    msgid = '<%s.%s.%s%s@%s>' % (utcdate, pid, randint, idstring, idhost)
    return msgid


# Header names that contain structured address data (RFC #5322)
Like in_test, but the reverse test.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/core/mail/message.py/make_msgid--crossover with--dataset/ETHPy150Open smurfix/yapps/yapps/parsetree.py/Generator.not_in_test