matplotlib
diff --git a/‎.flake8
Lines changed: 1 addition & 1 deletion b/‎.flake8
Lines changed: 1 addition & 1 deletion
diff --git a/‎doc/api/next_api_changes/2018-11-26-AL.rst
Lines changed: 7 additions & 0 deletions b/‎doc/api/next_api_changes/2018-11-26-AL.rst
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@@ -35,7 +35,7 @@ per-file-ignores =
     matplotlib/backends/backend_cairo.py: E203, E221, E402
     matplotlib/backends/backend_gtk3.py: E203, E221, E222, E225, E251, E501
     matplotlib/backends/backend_pgf.py: E731
-    matplotlib/backends/qt_editor/formlayout.py: E501
+    matplotlib/backends/qt_editor/_formlayout.py: E501
     matplotlib/font_manager.py: E203, E221, E251, E501
     matplotlib/fontconfig_pattern.py: E201, E203, E221, E222, E225
     matplotlib/mathtext.py: E201, E202, E203, E211, E221, E222, E225, E251, E301, E402
 
@@ -0,0 +1,7 @@
+Public use of the matplotlib.backends.qt_editor.formlayout module is deprecated
+```````````````````````````````````````````````````````````````````````````````
+
+This module is a vendored, modified version of the official formlayout_ module
+available on PyPI.  Install that module separately if you need it.
+
+.. _formlayout: https://pypi.org/project/formlayout/