In the above line of code the all() method causes the endpoint identification to fail if the endpoint is attached to more subnets than the environment is attached to. The correct approach would be to subtract the subnets the endpoint has from the subnets the environment has and ensure there are none remaining for the environment.
https://github.com/awslabs/aws-support-tools/blob/2a9b97097a0851b674905e475958904ad6204d34/MWAA/verify_env/verify_env.py#L682
In the above line of code the
all()method causes the endpoint identification to fail if the endpoint is attached to more subnets than the environment is attached to. The correct approach would be to subtract the subnets the endpoint has from the subnets the environment has and ensure there are none remaining for the environment.