Unable to execute MoviePipelineQueue from Python

Hi, i get error with this script with unreal 4.27

job = q.allocate_new_job() returning error. it need a parameters, but i cant find wich one. the documention is not detailed on this one.

allocate_new_job(job_type) → MoviePipelineExecutorJob

Parameters
job_type (type(Class)) – Specify the specific Job type that should be created. Custom Executors can use custom Job types to allow the user to provide more information.

Do you have a solution?

Thank you!