def is_valid_ethernet_tag_id(etag_id):
 return (isinstance(etag_id, numbers.Integral) and (0 <= etag_id <= 4294967295))

def is_valid_ethernet_tag_id ( etag_id ) : return ( isinstance ( etag_id , numbers . Integral ) and ( 0 <= etag_id <= 4294967295 ) )
returns true if the given evpn ethernet tag id is valid .