def vpls_base (tokeniser):
	number = int(tokeniser())
	if 0 < number or number > 0xFFFF:
		raise ValueError('invalid l2vpn vpls label')
	return number
	# vpls.base = number
dataset/ETHPy150Open Exa-Networks/exabgp/lib/exabgp/configuration/l2vpn/parser.py/vpls_base/swapped operands of `<`