import datetime import pendulum import pytest from airflow import DAG DATA_INTERVAL_START = pendulum.datetime(2021, 9, 13, tz="UTC") DATA_INTERVAL_END = DATA_INTERVAL_START + datetime.timedelta(days=1) @pytest.fixture() def dag_fixture() -> DAG: yield DAG( dag_id='test_dag', schedule_interval="@daily", start_date=DATA_INTERVAL_START, default_args={}, )