From 27433dd8a4efdead647064b1fc72067a1d245efb Mon Sep 17 00:00:00 2001
From: springstan <46536646+springstan@users.noreply.github.com>
Date: Sat, 14 Mar 2020 17:34:15 +0100
Subject: [PATCH] Add typing to style guidelines (#433)

---
 docs/development_guidelines.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/development_guidelines.md b/docs/development_guidelines.md
index 35175c23..44990a1d 100644
--- a/docs/development_guidelines.md
+++ b/docs/development_guidelines.md
@@ -67,3 +67,7 @@ One exception is for logging which uses the percentage formatting. This is to av
 ```python
 _LOGGER.info("Can't connect to the webservice %s at %s", string1, string2)
 ```
+
+### Typing of functions
+
+Either completely type a function or do not type a function at all.