apache airflow
pip install apache-airflow[postgres,google]==2.0.2 --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.0.2/constraints-3.7.txt"
Here is what the above code is Doing:
1. Install the latest version of Airflow
2. Install the latest version of the Postgres and Google Cloud dependencies
3. Install the latest version of the Postgres and Google Cloud dependencies that are compatible with Airflow 2.0.2