code: def config_route_table(self, vpc, internet_gateway):
          
          route_table = vpc.create_route_table()
          route_table.create_route(
              DestinationCidrBlock='0.0.0.0/0', GatewayId=internet_gateway.internet_gateway_id
          )
          return route_table
docs: Configure route table for Virtual Private Cloud (VPC).
  
          Parameters
          ----------
          vpc : dict
              Representation of the VPC (created by create_vpc()).
          internet_gateway : dict
              Representation of the internet gateway (created by create_vpc()).