--- a/main_testing3/re_test0.scala	Thu Nov 02 13:53:37 2023 +0000
+++ b/main_testing3/re_test0.scala	Thu Nov 02 23:34:53 2023 +0000
@@ -1,6 +1,9 @@
-import M3._
-
-assert(ALTs.getClass == ALTs.getClass)
-assert(SEQs.getClass == SEQs.getClass)
 
 
+def urbanmain() = {
+  import M3._
+
+  assert(ALTs.getClass == ALTs.getClass)
+  assert(SEQs.getClass == SEQs.getClass)
+}
+