give the correct fixer name (closes #21604)

diff --git a/Doc/library/2to3.rst b/Doc/library/2to3.rst
index 57bec84ad2d315c4d679b92d8e7325c3671d7958..a927510ebd3bf6f392f8b35c249e9b45bfb70972 100644 (file)
--- a/Doc/library/2to3.rst
+++ b/Doc/library/2to3.rst
@@ -336,7 +336,7 @@ and off individually.  They are described here in more detail.
    Replaces use of the :class:`set` constructor with set literals.  This fixer
    is optional.
 
-.. 2to3fixer:: standard_error
+.. 2to3fixer:: standarderror
 
    Renames :exc:`StandardError` to :exc:`Exception`.