Add new file

bash_operator.py

+from airflow.operators.bash_operator import BashOperator
+from airflow.models import DAG
+from datetime import datetime, timedelta
+
+args = {
+    'owner': 'airflow',
+    'start_date': datetime(2018, 11, 1)
+}
+
+dag = DAG(
+    dag_id='hello_airflow',
+    default_args=args,
+    schedule_interval='@once')
+
+# Bash Operator
+cmd = 'echo "Hello, Airflow"'
+BashOperator(task_id='t1', bash_command=cmd, dag=dag)
+# echo """from airflow.operators.bash_operator import BashOperator
+# from airflow.models import DAG
+# from datetime import datetime, timedelta
+
+# args = {
+#     'owner': 'airflow',
+#     'start_date': datetime(2018, 11, 1)
+# }
+
+# dag = DAG(
+#     dag_id='hello_airflow',
+#     default_args=args,
+#     schedule_interval='@once')
+
+# # Bash Operator
+# cmd = 'echo Hello, Airflow'
+# BashOperator(task_id='t1', bash_command=cmd, dag=dag)
+# """ >> bash_operator.py