Remove useless string literal.

diff --git a/Parser/asdl.py b/Parser/asdl.py
index bd892b695d61339c16f14f8d690c16800b5c0090..7620d58462ab337089ecb106ccc492b40e438fe8 100644 (file)
--- a/Parser/asdl.py
+++ b/Parser/asdl.py
@@ -167,7 +167,7 @@ class ASDLParser(spark.GenericParser, object):
         return Product(fields)
 
     def p_sum_0(self, (constructor,)):
-        " sum ::= constructor """
+        " sum ::= constructor "
         return [constructor]
 
     def p_sum_1(self, (constructor, _, sum)):