Merge pull request #20594 from meeseeksmachine/auto-backport-of-pr-20590-on-v3.4.x

dstansby · web-flow · commit f75fd108a074 · 2021-07-07T20:54:08.000+01:00
Backport PR #20590 on branch v3.4.x (Fix class docstrings for Norms created from Scales.)
diff --git a/lib/matplotlib/colors.py b/lib/matplotlib/colors.py
@@ -1490,6 +1490,7 @@ def inverse(self, value):
     Norm.__name__ = base_norm_cls.__name__
     Norm.__qualname__ = base_norm_cls.__qualname__
     Norm.__module__ = base_norm_cls.__module__
+    Norm.__doc__ = base_norm_cls.__doc__
     Norm.__init__.__signature__ = bound_init_signature.replace(parameters=[
         inspect.Parameter("self", inspect.Parameter.POSITIONAL_OR_KEYWORD),
         *bound_init_signature.parameters.values()])
