def valid_proposal_step_price(args) -> bool:
if args.value_value is None:
raise InvalidArgumentException("Type 4 have to has 'value' value.")
try:
int(args.value_value)
except Exception:
raise InvalidDataTypeException("value's type should be integer")
return True
def _tx_by_hash(self, tx_hash):
try:
return self._icon_service.get_transaction(tx_hash, True)
except DataTypeException:
raise InvalidDataTypeException("This hash value is unrecognized.")