Adding pybench 1.3 to the Tools/ directory.
diff --git a/Tools/pybench/Imports.py b/Tools/pybench/Imports.py
new file mode 100644
index 0000000..eb458b4
--- /dev/null
+++ b/Tools/pybench/Imports.py
@@ -0,0 +1,139 @@
+from pybench import Test
+
+# First imports:
+import os
+import package.submodule
+
+class SecondImport(Test):
+
+    version = 0.1
+    operations = 5 * 5
+    rounds = 20000
+
+    def test(self):
+
+        for i in xrange(self.rounds):
+            import os
+            import os
+            import os
+            import os
+            import os
+
+            import os
+            import os
+            import os
+            import os
+            import os
+
+            import os
+            import os
+            import os
+            import os
+            import os
+
+            import os
+            import os
+            import os
+            import os
+            import os
+
+            import os
+            import os
+            import os
+            import os
+            import os
+
+    def calibrate(self):
+
+        for i in xrange(self.rounds):
+            pass
+            
+
+class SecondPackageImport(Test):
+
+    version = 0.1
+    operations = 5 * 5
+    rounds = 20000
+
+    def test(self):
+
+        for i in xrange(self.rounds):
+            import package
+            import package
+            import package
+            import package
+            import package
+
+            import package
+            import package
+            import package
+            import package
+            import package
+
+            import package
+            import package
+            import package
+            import package
+            import package
+
+            import package
+            import package
+            import package
+            import package
+            import package
+
+            import package
+            import package
+            import package
+            import package
+            import package
+
+    def calibrate(self):
+
+        for i in xrange(self.rounds):
+            pass
+            
+class SecondSubmoduleImport(Test):
+
+    version = 0.1
+    operations = 5 * 5
+    rounds = 20000
+
+    def test(self):
+
+        for i in xrange(self.rounds):
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+            import package.submodule
+
+    def calibrate(self):
+
+        for i in xrange(self.rounds):
+            pass
+