Running the project using docker-compose up cmd..Failed

I got error while running the project using docker-compose up command. Actually I want to contribute to this project, can u guide me please.

I am using Mac, after running the command I got the error like -

Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: exec: "gunicorn": executable file not found in $PATH: unknown