Modify updated config name to avoid sphinx warning.

Author: rossbar

numpydoc/numpydoc.py

@@ -178,7 +178,7 @@ def mangle_docstrings(app, what, name, obj, options, lines):
             # If the user has supplied patterns to ignore via the
             # numpydoc_validation_exclude config option, skip validation for
             # any objs whose name matches any of the patterns
-            excluder = app.config.numpydoc_validation_exclude
+            excluder = app.config.numpydoc_validation_excluder
             exclude_from_validation = excluder.search(name) if excluder else False
             if not exclude_from_validation:
                 # TODO: Currently, all validation checks are run and only those
@@ -324,11 +324,12 @@ def update_config(app, config=None):
             f"numpydoc_validation_exclude must be a container of strings, "
             f"e.g. [{config.numpydoc_validation_exclude!r}]."
         )
+    config.numpydoc_validation_excluder = None
     if config.numpydoc_validation_exclude:
         exclude_expr = re.compile(
             r"|".join(exp for exp in config.numpydoc_validation_exclude)
         )
-        config.numpydoc_validation_exclude = exclude_expr
+        config.numpydoc_validation_excluder = exclude_expr
 
 
 # ------------------------------------------------------------------------------

numpydoc/tests/test_numpydoc.py

@@ -142,6 +142,8 @@ def test_mangle_docstring_validation_warnings(
     # Set up config for test
     app.config.numpydoc_validate = numpydoc_validate
     app.config.numpydoc_validation_checks = numpydoc_validation_checks
+    # Update configuration
+    update_config(app)
     # Set up logging
     status, warning = StringIO(), StringIO()
     logging.setup(app, status, warning)