'Test for the presence of a domain name in this dictionary.
This always returns C{True} because a default value will be returned
if the name doesn\'t exist in this dictionary.
@type name: L{bytes}
@param name: A domain name.
@rtype: L{bool}
@return: C{True} to indicate that the domain name is in this
dictionary.'

def __contains__(self, name):

    return 1
