From e440f343b8c2d94f9ff41b64c493644512135651 Mon Sep 17 00:00:00 2001
From: Jussi Pakkanen <jpakkane@gmail.com>
Date: Tue, 30 Jul 2013 23:53:50 +0300
Subject: Variable names can begin with an underscore.

---
 mparser.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'mparser.py')

diff --git a/mparser.py b/mparser.py
index e9cad0f..ee0f22f 100644
--- a/mparser.py
+++ b/mparser.py
@@ -78,7 +78,7 @@ precedence = (
 )
 
 def t_ATOM(t):
-    '[a-zA-Z][_0-9a-zA-Z]*'
+    '[_a-zA-Z][_0-9a-zA-Z]*'
     t.type = reserved.get(t.value, 'ATOM')
     return t
 
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