Forgot a critical self.

diff --git a/__init__.py b/__init__.py
index bda044b8a11115e05b70b325c450c13dc6a051f3..0883b3a1ff495be685d3dc74427b03c7a23f4cb2 100644 (file)
--- a/__init__.py
+++ b/__init__.py
@@ -66,7 +66,7 @@ class transaction(object):
             pass
 
     def exists(self, statement):
-        return yank('''
+        return self.yank('''
             select exists (
                 {statement}
             )