diff --git a/dags/my_simple_dag.py b/dags/my_simple_dag.py
index f00072b..1cd4574 100644
--- a/dags/my_simple_dag.py
+++ b/dags/my_simple_dag.py
@@ -3,8 +3,8 @@
 from airflow import DAG
 from airflow.operators.bash_operator import BashOperator
 from airflow.operators.python_operator import PythonOperator
-
-
+import datetime
+import time
 def greet():
     print('Writing in file')
     with open('/Development/airflow_tutorial/greet.txt', 'a+', encoding='utf8') as f: