From 074045089926775812c331ac8e40733fca8a2733 Mon Sep 17 00:00:00 2001
From: Arie Bovenberg <a.c.bovenberg@gmail.com>
Date: Sat, 12 Feb 2022 21:28:03 +0100
Subject: [PATCH] add missing slots to base classes

---
 parso/python/tree.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/parso/python/tree.py b/parso/python/tree.py
index ebb4087..0624e67 100644
--- a/parso/python/tree.py
+++ b/parso/python/tree.py
@@ -295,6 +295,8 @@ class FStringEnd(PythonLeaf):
 
 
 class _StringComparisonMixin:
+    __slots__ = ()
+
     def __eq__(self, other):
         """
         Make comparisons with strings easy.
@@ -544,6 +546,7 @@ class Function(ClassOrFunc):
         4. annotation (if present)
     """
     type = 'funcdef'
+    __slots__ = ()
 
     def __init__(self, children):
         super().__init__(children)