From 4a801e75960c09e8b234898e7cd2480f65bb7afc Mon Sep 17 00:00:00 2001
From: Tim Hoffmann <2836374+timhoffm@users.noreply.github.com>
Date: Mon, 26 Aug 2019 00:20:21 +0200
Subject: [PATCH] Backport PR #15110: Add inheritance diagram to mpl.ticker
 docs

---
 doc/api/ticker_api.rst   | 4 ++++
 lib/matplotlib/ticker.py | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/doc/api/ticker_api.rst b/doc/api/ticker_api.rst
index 8da9ac2988f0..652050dafedc 100644
--- a/doc/api/ticker_api.rst
+++ b/doc/api/ticker_api.rst
@@ -6,3 +6,7 @@
    :members:
    :undoc-members:
    :show-inheritance:
+
+
+.. inheritance-diagram:: matplotlib.ticker
+   :parts: 1
diff --git a/lib/matplotlib/ticker.py b/lib/matplotlib/ticker.py
index 3f6130164814..823ae19692a4 100644
--- a/lib/matplotlib/ticker.py
+++ b/lib/matplotlib/ticker.py
@@ -181,10 +181,11 @@
            'LogFormatterExponent', 'LogFormatterMathtext',
            'IndexFormatter', 'LogFormatterSciNotation',
            'LogitFormatter', 'EngFormatter', 'PercentFormatter',
+           'OldScalarFormatter',
            'Locator', 'IndexLocator', 'FixedLocator', 'NullLocator',
            'LinearLocator', 'LogLocator', 'AutoLocator',
            'MultipleLocator', 'MaxNLocator', 'AutoMinorLocator',
-           'SymmetricalLogLocator', 'LogitLocator')
+           'SymmetricalLogLocator', 'LogitLocator', 'OldAutoLocator')
 
 
 def _mathdefault(s):