main_train_3.py

src = ScriptRunConfig(source_directory='./', 
                      script= config['train']['script'],
                      run_config=conda_run_config, 
                      # pass the datastore reference as a parameter to the training script
                      arguments=['--data-folder', str(ds.as_download())] 
                     ) 
run = exp.submit(config=src)
run.wait_for_completion(show_output=True)