include filename and line number in SyntaxError
diff --git a/Lib/test/test_syntax.py b/Lib/test/test_syntax.py
index 6e60706..e978a6e 100644
--- a/Lib/test/test_syntax.py
+++ b/Lib/test/test_syntax.py
@@ -5,7 +5,7 @@
>>> def f(x):
... global x
Traceback (most recent call last):
-SyntaxError: name 'x' is local and global
+SyntaxError: name 'x' is local and global (<doctest test.test_syntax[0]>, line 1)
The tests are all raise SyntaxErrors. They were created by checking
each C call that raises SyntaxError. There are several modules that