I am trying to run a list of tasks (here running airflow but it could be anything really) that require to be executed in a existing Conda environment. I would like to do these tasks: - name: activate conda environment # does not work, just for the sake of understanding command: source activate my_conda_env - name: initialize the database command: airflow initdb - name: start the web server command: 'airflow webserver -p {{ airflow_webserver_port }}' - name: start the scheduler command: airflow scheduler Of course, this does not work as each task is independent and the conda environment activation in the first task is ignored by the following tasks. I guess the issue would be the same if using a python virtualenv instead of conda. How can I achieve each task being run in the Conda environment? Continue reading...