BF(DOC): workaround for #10701 of sphinx in 5.1.0

See sphinx-doc/sphinx#10701 for more information.
I have not checked if rendered docs are anyhow affected etc. I hope the issue
would get fixed asap since should affect lots of sphinx users

docs/source/conf.py

@@ -351,3 +351,24 @@ def setup(sphinx):
         ),
         None),
 }
+
+
+import sphinx
+if sphinx.__version__ == '5.1.0':
+    # see https://github.com/sphinx-doc/sphinx/issues/10701
+    # hope is it would get fixed for the next release
+
+    # Although crash happens within NumpyDocstring, it is subclass of GoogleDocstring
+    # so we need to overload method there
+    from sphinx.ext.napoleon.docstring import GoogleDocstring
+    from functools import wraps
+
+
+    @wraps(GoogleDocstring._consume_inline_attribute)
+    def _consume_inline_attribute_safe(self):
+        try:
+            return self._consume_inline_attribute_safe()
+        except:
+            return "", []
+
+    GoogleDocstring._consume_inline_attribute = _consume_inline_attribute_safe