text: from aws_cdk import (
      aws_ec2 as ec2,
      core
  )
  
  class SimpleVpcStack(core.Stack):
  
      def __init__(self, scope: core.Construct, id: str, **kwargs) -> None:
          super().__init__(scope, id, **kwargs)
  
          public = ec2.SubnetConfiguration(
              name='Public', subnet_type=ec2.SubnetType.PUBLIC
          )
  
          vpc = ec2.Vpc(self, 'CDKVpc',
              cidr='10.200.0.0/16',
              max_azs=3,
              subnet_configuration=[ public ])
  