From 023e9659dbc54f511a4492df1eabc8c990984a02 Mon Sep 17 00:00:00 2001
From: Stephan Seitz <stephan.seitz@fau.de>
Date: Tue, 14 Jan 2020 10:36:46 +0100
Subject: [PATCH] Add type annotation for DataHandling.add_arrays

---
 pystencils/datahandling/datahandling_interface.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pystencils/datahandling/datahandling_interface.py b/pystencils/datahandling/datahandling_interface.py
index e055e9ea8..84e31d365 100644
--- a/pystencils/datahandling/datahandling_interface.py
+++ b/pystencils/datahandling/datahandling_interface.py
@@ -62,7 +62,7 @@ class DataHandling(ABC):
             pystencils field, that can be used to formulate symbolic kernels
         """
 
-    def add_arrays(self, description: str):
+    def add_arrays(self, description: str) -> Tuple[Field]:
         """Adds multiple arrays using a string description similar to :func:`pystencils.fields`
 
 
-- 
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