[AIRFLOW-4192] Remove end_date and latest_date from task context

UPDATING.md

@@ -23,6 +23,13 @@ assists users migrating to a new version.
 
 ## Airflow Master
 
+### Variables removed from the task instance context
+
+The following variables were removed from the task instance context:
+- end_date
+- latest_date
+- tables
+
 ### Moved provide_gcp_credential_file decorator to GoogleCloudBaseHook
 
 To simplify the code, the decorator has been moved from the inner-class.

airflow/models/taskinstance.py

@@ -1202,10 +1202,8 @@ def __repr__(self):
             'dag_run': dag_run,
             'ds': ds,
             'ds_nodash': ds_nodash,
-            'end_date': ds,
             'execution_date': pendulum.instance(self.execution_date),
             'inlets': task.inlets,
-            'latest_date': ds,
             'macros': macros,
             'next_ds': next_ds,
             'next_ds_nodash': next_ds_nodash,

docs/macros.rst

@@ -57,8 +57,6 @@ Variable                                Description
 ``{{ task }}``                          the Task object
 ``{{ macros }}``                        a reference to the macros package, described below
 ``{{ task_instance }}``                 the task_instance object
-``{{ end_date }}``                      same as ``{{ ds }}``
-``{{ latest_date }}``                   same as ``{{ ds }}``
 ``{{ ti }}``                            same as ``{{ task_instance }}``
 ``{{ params }}``                        a reference to the user-defined params dictionary which can be overridden by
                                         the dictionary passed through ``trigger_dag -c`` if you enabled

tests/cli/test_cli.py

@@ -204,7 +204,6 @@ def test_test(self):
 
             output = out.getvalue()
             # Check that prints, and log messages, are shown
-            self.assertIn('end_date', output)
             self.assertIn("'example_python_operator__print_the_context__20180101'", output)
         finally:
             sys.stdout = saved_stdout