From f1e40b9b945469e78404b4d7c1410be61cf694a9 Mon Sep 17 00:00:00 2001
From: lukas leufen <l.leufen@fz-juelich.de>
Date: Mon, 25 Nov 2019 12:52:06 +0100
Subject: [PATCH] minor design changed to fulfill pep8

---
 src/datastore.py | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/datastore.py b/src/datastore.py
index 348f2854..b357fd34 100644
--- a/src/datastore.py
+++ b/src/datastore.py
@@ -3,7 +3,6 @@ __date__ = '2019-11-22'
 
 
 from typing import Any, List, Tuple
-
 from abc import ABC
 
 
@@ -80,6 +79,13 @@ class AbstractDataStore(ABC):
         """
         pass
 
+    def list_all_names(self) -> None:
+        """
+        List all names available in the data store.
+        :return: all names
+        """
+        pass
+
 
 class DataStoreByVariable(AbstractDataStore):
 
@@ -327,5 +333,3 @@ class DataStoreByScope(AbstractDataStore):
                 if name not in names:
                     names.append(name)
         return sorted(names)
-
-
-- 
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