Adds a verbosity keyword argument to unittest.main plus a minor fix allowing you to specify test modules / classes
from the command line.

Closes issue 5995.

Michael Foord
diff --git a/Lib/test/test_unittest.py b/Lib/test/test_unittest.py
index c77cc16..d815a11 100644
--- a/Lib/test/test_unittest.py
+++ b/Lib/test/test_unittest.py
@@ -3280,19 +3280,22 @@
 
         runner = FakeRunner()
 
-        try:
-            oldParseArgs = TestProgram.parseArgs
-            TestProgram.parseArgs = lambda *args: None
-            TestProgram.test = test
-
-            program = TestProgram(testRunner=runner, exit=False)
-
-            self.assertEqual(program.result, result)
-            self.assertEqual(runner.test, test)
-
-        finally:
+        oldParseArgs = TestProgram.parseArgs
+        def restoreParseArgs():
             TestProgram.parseArgs = oldParseArgs
+        TestProgram.parseArgs = lambda *args: None
+        self.addCleanup(restoreParseArgs)
+
+        def removeTest():
             del TestProgram.test
+        TestProgram.test = test
+        self.addCleanup(removeTest)
+
+        program = TestProgram(testRunner=runner, exit=False, verbosity=2)
+
+        self.assertEqual(program.result, result)
+        self.assertEqual(runner.test, test)
+        self.assertEqual(program.verbosity, 2)
 
 
     class FooBar(unittest.TestCase):
diff --git a/Lib/unittest.py b/Lib/unittest.py
index b2dc320..84520d8 100644
--- a/Lib/unittest.py
+++ b/Lib/unittest.py
@@ -1524,7 +1524,8 @@
 """
     def __init__(self, module='__main__', defaultTest=None,
                  argv=None, testRunner=TextTestRunner,
-                 testLoader=defaultTestLoader, exit=True):
+                 testLoader=defaultTestLoader, exit=True,
+                 verbosity=1):
         if isinstance(module, basestring):
             self.module = __import__(module)
             for part in module.split('.')[1:]:
@@ -1535,7 +1536,7 @@
             argv = sys.argv
 
         self.exit = exit
-        self.verbosity = 1
+        self.verbosity = verbosity
         self.defaultTest = defaultTest
         self.testRunner = testRunner
         self.testLoader = testLoader
@@ -1566,6 +1567,7 @@
                 return
             if len(args) > 0:
                 self.testNames = args
+                self.module = None
             else:
                 self.testNames = (self.defaultTest,)
             self.createTests()
@@ -1598,4 +1600,5 @@
 ##############################################################################
 
 if __name__ == "__main__":
+    sys.modules['unittest'] = sys.modules['__main__']
     main(module=None)