diff --git a/relational/optimizations.py b/relational/optimizations.py
index d38976e..eeb7fcb 100644
--- a/relational/optimizations.py
+++ b/relational/optimizations.py
@@ -614,6 +614,3 @@ specific_optimizations = [
     #projection_and_union,
     #useless_projection,
 ]
-
-if __name__ == "__main__":
-    print (tokenize_select("skill == 'C' and  id % 2 == 0"))