remote debugging docker SPECIFIC container out of many

hello i need something like this tutorial but instead of connecting to the only container that this has i have like 7 python containers with other containers with other stuff and I JUST need to connect to remote debug ONE of them.
I have tried running all containers and the other separately locally with a venv but project (which i inherited) breaks

[blog.jetbrains.com/pycharm/2017/03/docker-compose-getting-flask-up-and-running](http://blog.jetbrains.com/pycharm/2017/03/docker-compose-getting-flask-up-and-running?fbclid=IwAR1wpSS9_wCEg2u6MiSw0_7eNxCQDkPJMOVKAoo0BM9d02z9AGocYBtO6C4)