Add -t option to allow easy test selection.
Action verbose option correctly.
Tweak operation counts. Add empty and new instances tests.
Enable comparisons across different warp factors. Change version.
diff --git a/Tools/pybench/Tuples.py b/Tools/pybench/Tuples.py
index e84ea53..842fa3e 100644
--- a/Tools/pybench/Tuples.py
+++ b/Tools/pybench/Tuples.py
@@ -4,7 +4,7 @@
 
     version = 0.31
     operations = 3 * 25 * 10 * 7
-    rounds = 400
+    rounds = 100
 
     def test(self):
 
@@ -272,7 +272,7 @@
 
     version = 0.3
     operations = 5*(1 + 3 + 6 + 2)
-    rounds = 80000
+    rounds = 800*16
 
     def test(self):