in network/generic_network.py [0:0]
def get_public_subnets(self, subnet_group_name: str = "") -> _ec2.SelectedSubnets:
"""getting public subnets"""
if self._is_generated:
return self._get_subnets(_ec2.SubnetType.PUBLIC, subnet_group_name)
raise NotGeneratedException("Please call stack.generate() first")