From 97975532acc7c3e609dc5004918f72b8d64326ca Mon Sep 17 00:00:00 2001
From: nic <neomorph@vertex.link>
Date: Thu, 12 Mar 2020 10:20:19 -0400
Subject: [PATCH] Fix lexer_callback arg in stub for Lark constructor

---
 lark-stubs/lark.pyi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lark-stubs/lark.pyi b/lark-stubs/lark.pyi
index b3aa36d..b256036 100644
--- a/lark-stubs/lark.pyi
+++ b/lark-stubs/lark.pyi
@@ -56,7 +56,7 @@ class Lark:
         keep_all_tokens: bool = False,
         propagate_positions: bool = False,
         maybe_placeholders: bool = False,
-        lexer_callbacks: Dict[str, Callable[[Token], Token]]
+        lexer_callbacks: Optional[Dict[str, Callable[[Token], Token]]] = None
     ):
         ...