Fix for decode errors in bulk_email.tests.test_course_optout.py

lms/djangoapps/instructor_task/api.py

@@ -320,7 +320,7 @@ def submit_bulk_course_email(request, course_key, email_id):
     task_input = {'email_id': email_id, 'to_option': targets}
     task_key_stub = str(email_id)
     # create the key value by using MD5 hash:
-    task_key = hashlib.md5(task_key_stub).hexdigest()
+    task_key = hashlib.md5(task_key_stub.encode('utf-8')).hexdigest()
     return submit_task(request, task_type, task_class, course_key, task_input, task_key)
 
 

lms/djangoapps/instructor_task/api_helper.py

@@ -140,7 +140,7 @@ def _get_xmodule_instance_args(request, task_id):
     request_info = {'username': request.user.username,
                     'user_id': request.user.id,
                     'ip': request.META['REMOTE_ADDR'],
-                    'agent': request.META.get('HTTP_USER_AGENT', '').decode('latin1'),
+                    'agent': request.META.get('HTTP_USER_AGENT', '').encode().decode('latin1'),
                     'host': request.META['SERVER_NAME'],
                     }