Allow 1-character names

diff --git a/parser/parser.py b/parser/parser.py
index c74eb78d21a29a5d33ec85af523ed85266b41796..7caa2e2fc6969b0e5b651c01ee2ebc809262c75c 100644 (file)
--- a/parser/parser.py
+++ b/parser/parser.py
@@ -6,7 +6,7 @@ literals = '()'
 
 tokens = ('NAME', 'AND_OP', 'OR_OP', 'NOT_OP')
 
-t_NAME = '[a-z][a-z0-9_]+'
+t_NAME = '[a-z][a-z0-9_]*'
 
 t_AND_OP = '&'