From 911a129f18a0871b2ad5c3b8ebffa1b6bccb0bc5 Mon Sep 17 00:00:00 2001
From: Erez Sh <erezshin@gmail.com>
Date: Wed, 22 Sep 2021 15:33:06 +0100
Subject: [PATCH] Small fix

---
 lark/tree_templates.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lark/tree_templates.py b/lark/tree_templates.py
index 709e50f..5c54a3d 100644
--- a/lark/tree_templates.py
+++ b/lark/tree_templates.py
@@ -74,15 +74,15 @@ class TemplateConf:
 
 class _ReplaceVars(Transformer):
     def __init__(self, conf, vars):
-        self.conf = conf
-        self.vars = vars
+        self._conf = conf
+        self._vars = vars
 
     def __default__(self, data, children, meta):
         tree = super().__default__(data, children, meta)
 
-        var = self.conf.test_var(tree)
+        var = self._conf.test_var(tree)
         if var:
-            return self.vars[var]
+            return self._vars[var]
         return tree