Example of refactoring using rope library.

tools/telemetry/third_party/rope/ropetest/contrib/__init__.py

+import sys
+import unittest
+
+import ropetest.contrib.autoimporttest
+import ropetest.contrib.changestacktest
+import ropetest.contrib.codeassisttest
+import ropetest.contrib.finderrorstest
+import ropetest.contrib.findittest
+import ropetest.contrib.fixmodnamestest
+import ropetest.contrib.generatetest
+
+
+def suite():
+    result = unittest.TestSuite()
+    result.addTests(unittest.makeSuite(ropetest.contrib.generatetest.
+                                       GenerateTest))
+    result.addTests(ropetest.contrib.codeassisttest.suite())
+    result.addTests(ropetest.contrib.autoimporttest.suite())
+    result.addTests(ropetest.contrib.findittest.suite())
+    result.addTests(unittest.makeSuite(ropetest.contrib.changestacktest.
+                                       ChangeStackTest))
+    result.addTests(unittest.makeSuite(ropetest.contrib.fixmodnamestest.
+                                       FixModuleNamesTest))
+    result.addTests(unittest.makeSuite(ropetest.contrib.finderrorstest.
+                                       FindErrorsTest))
+    return result
+
+
+if __name__ == '__main__':
+    runner = unittest.TextTestRunner()
+    result = runner.run(suite())
+    sys.exit(not result.wasSuccessful())