From 51ebf2bd75c943561a6b5ebe123d06d0bcdce551 Mon Sep 17 00:00:00 2001
From: Wolfgang Kerzendorf <wkerzendorf@gmail.com>
Date: Wed, 14 Oct 2020 16:52:38 +0200
Subject: [PATCH] Update developer_faq.rst

---
 docs/development/developer_faq.rst | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/docs/development/developer_faq.rst b/docs/development/developer_faq.rst
index 58f25506632..da321570894 100644
--- a/docs/development/developer_faq.rst
+++ b/docs/development/developer_faq.rst
@@ -2,6 +2,12 @@
 Developer FAQ
 *************
 
-
 Constants in TARDIS are all taken from Astropy. The module tardis.constants import all constants currently
 from astropy.constants.astropy13constants.
+
+Class design and inheritance:
+
+ * If only constructor changed -> use classmethod
+ * if overriding other methods -> subclass
+
+We use black to check PEP8 compliances.