[GitHub] ashb commented on a change in pull request #2460: [AIRFLOW-1424] make the next execution date of DAGs visible

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ashb commented on a change in pull request #2460: [AIRFLOW-1424] make the next execution date of DAGs visible
URL: https://github.com/apache/incubator-airflow/pull/2460#discussion_r226942255
 
 

 ##########
 File path: airflow/models.py
 ##########
 @@ -3055,6 +3055,37 @@ def latest_execution_date(self):
         session.close()
         return execution_date
 
+    @property
+    def next_run_date(self):
+        """
+        Returns the next run date for which the dag will be scheduled
+        """
+        next_run_date = None
+        if not self.latest_execution_date:
+            # First run
+            task_start_dates = [t.start_date for t in self.tasks]
+            if task_start_dates:
+                next_run_date = self.normalize_schedule(min(task_start_dates))
+        else:
+            next_run_date = self.following_schedule(self.latest_execution_date)
+        return next_run_date
+
+    @property
+    def next_execution_date(self):
+        """
+        Returns the next execution date at which the dag will be scheduled by
 
 Review comment:
   It's not clear to me how these two methods differ. What's the intent behind these two methods?

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