Python sys 模块，gettotalrefcount() 实例源码

def test_main(verbose=None):
    test_classes = (
        TestPartial,
        TestPartialSubclass,
        TestPythonPartial,
        TestUpdateWrapper,
        TestTotalOrdering,
        TestCmpToKey,
        TestWraps,
        TestReduce,
        TestLRU,
        TestOrderedDict,
    )
    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def _do_leak_tests(self, result = None):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            return # can't do leak tests in this build
        # Assume already called once, to prime any caches etc
        gc.collect()
        trc = gtrc()
        for i in range(self.num_leak_iters):
            self.real_test(result)
            if result.shouldStop:
                break
        del i # created after we remembered the refcount!
        # int division here means one or 2 stray references won't force 
        # failure, but one per loop
        gc.collect()
        lost = (gtrc() - trc) // self.num_leak_iters
        if lost < 0:
            msg = "LeakTest: %s appeared to gain %d references!!" % (self.real_test, -lost)
            result.addFailure(self.real_test, (AssertionError, msg, None))
        if lost > 0:
            msg = "LeakTest: %s lost %d references" % (self.real_test, lost)
            exc = AssertionError(msg)
            result.addFailure(self.real_test, (exc.__class__, exc, None))

def testLeaks(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print "Please run this with python_d for leak tests"
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        self.object.Method1()
        start = gtrc()
        for i in range(1000):
            object = Dispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 5:
            self.fail("We lost %d references!" % (end-start,))

def testLeaksGencache(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print "Please run this with python_d for leak tests"
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        object = EnsureDispatch("Python.Test.Pippo")
        start = gtrc()
        for i in range(1000):
            object = EnsureDispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 10:
            self.fail("We lost %d references!" % (end-start,))

def testLeaks(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print "Please run this with python_d for leak tests"
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        self.object.Method1()
        start = gtrc()
        for i in range(1000):
            object = Dispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 5:
            self.fail("We lost %d references!" % (end-start,))

def testLeaksGencache(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print "Please run this with python_d for leak tests"
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        object = EnsureDispatch("Python.Test.Pippo")
        start = gtrc()
        for i in range(1000):
            object = EnsureDispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 10:
            self.fail("We lost %d references!" % (end-start,))

def test_main(verbose=None):
    import sys
    test_classes = (
        OperatorTestCase,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def test_main(verbose=None):
    test_classes = (
        TestBase,
        TestDecorateSortUndecorate,
        TestBugs,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def test_main(verbose=None):
    test_classes = (
        TestPartial,
        TestPartialSubclass,
        TestPythonPartial,
        TestUpdateWrapper,
        TestTotalOrdering,
        TestCmpToKey,
        TestWraps,
        TestReduce,
        TestLRU,
    )
    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def setUp(self):
        self.c = len(struct.pack('c', b' '))
        self.H = len(struct.pack('H', 0))
        self.i = len(struct.pack('i', 0))
        self.l = len(struct.pack('l', 0))
        self.P = len(struct.pack('P', 0))
        # due to missing size_t information from struct, it is assumed that
        # sizeof(Py_ssize_t) = sizeof(void*)
        self.header = 'PP'
        self.vheader = self.header + 'P'
        if hasattr(sys, "gettotalrefcount"):
            self.header += '2P'
            self.vheader += '2P'
        self.longdigit = sys.int_info.sizeof_digit
        import _testcapi
        self.gc_headsize = _testcapi.SIZEOF_PYGC_HEAD
        self.file = open(test.support.TESTFN, 'wb')

def test_main(verbose=None):
    import sys
    test_classes = (
        TestBasic,
        TestVariousIteratorArgs,
        TestSubclass,
        TestSubclassWithKwargs,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

    # doctests
    from test import test_deque
    support.run_doctest(test_deque, verbose)

def test_main(verbose=None):
    test_classes = (TestBasicOps, TestVariousIteratorArgs, TestGC,
                    RegressionTests, LengthTransparency,
                    SubclassWithKwargsTest, TestExamples)
    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

    # doctest the examples in the library reference
    support.run_doctest(sys.modules[__name__], verbose)

def test_main(verbose=None):
    from test import test_bisect

    test_classes = [TestBisectPython, TestBisectC,
                    TestInsortPython, TestInsortC,
                    TestErrorHandlingPython, TestErrorHandlingC]

    support.run_unittest(*test_classes)
    support.run_doctest(test_bisect, verbose)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def test_main(verbose=None):
    import sys
    test_classes = (
        OperatorTestCase,
    )

    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    import sys
    from test import test_support
    test_classes = (TestTranforms,)

    with test_support.check_py3k_warnings(
            ("backquote not supported", SyntaxWarning)):
        test_support.run_unittest(*test_classes)

        # verify reference counting
        if verbose and hasattr(sys, "gettotalrefcount"):
            import gc
            counts = [None] * 5
            for i in xrange(len(counts)):
                test_support.run_unittest(*test_classes)
                gc.collect()
                counts[i] = sys.gettotalrefcount()
            print counts

def test_main(verbose=None):
    test_classes = (
        TestBase,
        TestDecorateSortUndecorate,
        TestBugs,
    )

    with test_support.check_py3k_warnings(
            ("the cmp argument is not supported", DeprecationWarning)):
        test_support.run_unittest(*test_classes)

        # verify reference counting
        if verbose and hasattr(sys, "gettotalrefcount"):
            import gc
            counts = [None] * 5
            for i in xrange(len(counts)):
                test_support.run_unittest(*test_classes)
                gc.collect()
                counts[i] = sys.gettotalrefcount()
            print counts

def test_main(verbose=None):
    test_classes = (
        TestPartial,
        TestPartialSubclass,
        TestPythonPartial,
        TestUpdateWrapper,
        TestTotalOrdering,
        TestWraps,
        TestReduce,
    )
    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    testclasses =    [WichmannHill_TestBasicOps,
                      MersenneTwister_TestBasicOps,
                      TestDistributions,
                      TestModule]

    try:
        random.SystemRandom().random()
    except NotImplementedError:
        pass
    else:
        testclasses.append(SystemRandom_TestBasicOps)

    test_support.run_unittest(*testclasses)

    # verify reference counting
    import sys
    if verbose and hasattr(sys, "gettotalrefcount"):
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*testclasses)
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    test_classes = (TestBasicOps, TestVariousIteratorArgs, TestGC,
                    RegressionTests, LengthTransparency,
                    SubclassWithKwargsTest, TestExamples)
    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

    # doctest the examples in the library reference
    test_support.run_doctest(sys.modules[__name__], verbose)

def test_main(verbose=None):
    global numruns
    if not numruns:
        with check_py3k_warnings(
                (".+ not supported in 3.x", DeprecationWarning)):
            run_unittest(TestExecFile)
    numruns += 1
    test_classes = (BuiltinTest, TestSorted, TestType)

    _run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            _run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    import sys
    test_classes = (
        OperatorTestCase,
    )

    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    import sys
    from test import test_support
    test_classes = (TestTranforms,)

    with test_support.check_py3k_warnings(
            ("backquote not supported", SyntaxWarning)):
        test_support.run_unittest(*test_classes)

        # verify reference counting
        if verbose and hasattr(sys, "gettotalrefcount"):
            import gc
            counts = [None] * 5
            for i in xrange(len(counts)):
                test_support.run_unittest(*test_classes)
                gc.collect()
                counts[i] = sys.gettotalrefcount()
            print counts

def test_main(verbose=None):
    test_classes = (
        TestBase,
        TestDecorateSortUndecorate,
        TestBugs,
    )

    with test_support.check_py3k_warnings(
            ("the cmp argument is not supported", DeprecationWarning)):
        test_support.run_unittest(*test_classes)

        # verify reference counting
        if verbose and hasattr(sys, "gettotalrefcount"):
            import gc
            counts = [None] * 5
            for i in xrange(len(counts)):
                test_support.run_unittest(*test_classes)
                gc.collect()
                counts[i] = sys.gettotalrefcount()
            print counts

def test_main(verbose=None):
    test_classes = (
        TestPartial,
        TestPartialSubclass,
        TestPythonPartial,
        TestUpdateWrapper,
        TestTotalOrdering,
        TestWraps,
        TestReduce,
    )
    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    testclasses =    [WichmannHill_TestBasicOps,
                      MersenneTwister_TestBasicOps,
                      TestDistributions,
                      TestModule]

    try:
        random.SystemRandom().random()
    except NotImplementedError:
        pass
    else:
        testclasses.append(SystemRandom_TestBasicOps)

    test_support.run_unittest(*testclasses)

    # verify reference counting
    import sys
    if verbose and hasattr(sys, "gettotalrefcount"):
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*testclasses)
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    test_classes = (TestBasicOps, TestVariousIteratorArgs, TestGC,
                    RegressionTests, LengthTransparency,
                    SubclassWithKwargsTest, TestExamples)
    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

    # doctest the examples in the library reference
    test_support.run_doctest(sys.modules[__name__], verbose)

def test_main(verbose=None):
    global numruns
    if not numruns:
        with check_py3k_warnings(
                (".+ not supported in 3.x", DeprecationWarning)):
            run_unittest(TestExecFile)
    numruns += 1
    test_classes = (BuiltinTest, TestSorted, TestType)

    _run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            _run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    import sys
    test_classes = (
        OperatorTestCase,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def test_main(verbose=None):
    test_classes = (
        TestBase,
        TestDecorateSortUndecorate,
        TestBugs,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def test_main(verbose=None):
    import sys
    test_classes = (
        TestBasic,
        TestVariousIteratorArgs,
        TestSubclass,
        TestSubclassWithKwargs,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

    # doctests
    from test import test_deque
    support.run_doctest(test_deque, verbose)

def test_main(verbose=None):
    test_classes = (TestBasicOps, TestVariousIteratorArgs, TestGC,
                    RegressionTests, LengthTransparency,
                    SubclassWithKwargsTest, TestExamples)
    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

    # doctest the examples in the library reference
    support.run_doctest(sys.modules[__name__], verbose)

def test_write(self):
            delta = 0
            rows = [[1,2,3]]*5
            s = NUL()
            lastrc = sys.gettotalrefcount()
            for i in range(20):
                gc.collect()
                self.assertEqual(gc.garbage, [])
                rc = sys.gettotalrefcount()
                writer = csv.writer(s)
                for row in rows:
                    writer.writerow(row)
                delta = rc-lastrc
                lastrc = rc
            # if writer leaks during write, last delta should be 5 or more
            self.assertEqual(delta < 5, True)

def _do_leak_tests(self, result = None):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            return # can't do leak tests in this build
        # Assume already called once, to prime any caches etc
        gc.collect()
        trc = gtrc()
        for i in range(self.num_leak_iters):
            self.real_test(result)
            if result.shouldStop:
                break
        del i # created after we remembered the refcount!
        # int division here means one or 2 stray references won't force 
        # failure, but one per loop
        gc.collect()
        lost = (gtrc() - trc) // self.num_leak_iters
        if lost < 0:
            msg = "LeakTest: %s appeared to gain %d references!!" % (self.real_test, -lost)
            result.addFailure(self.real_test, (AssertionError, msg, None))
        if lost > 0:
            msg = "LeakTest: %s lost %d references" % (self.real_test, lost)
            exc = AssertionError(msg)
            result.addFailure(self.real_test, (exc.__class__, exc, None))

def testLeaks(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print "Please run this with python_d for leak tests"
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        self.object.Method1()
        start = gtrc()
        for i in range(1000):
            object = Dispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 5:
            self.fail("We lost %d references!" % (end-start,))

def testLeaksGencache(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print "Please run this with python_d for leak tests"
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        object = EnsureDispatch("Python.Test.Pippo")
        start = gtrc()
        for i in range(1000):
            object = EnsureDispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 10:
            self.fail("We lost %d references!" % (end-start,))

def _do_leak_tests(self, result = None):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            return # can't do leak tests in this build
        # Assume already called once, to prime any caches etc
        gc.collect()
        trc = gtrc()
        for i in range(self.num_leak_iters):
            self.real_test(result)
            if result.shouldStop:
                break
        del i # created after we remembered the refcount!
        # int division here means one or 2 stray references won't force 
        # failure, but one per loop
        gc.collect()
        lost = (gtrc() - trc) // self.num_leak_iters
        if lost < 0:
            msg = "LeakTest: %s appeared to gain %d references!!" % (self.real_test, -lost)
            result.addFailure(self.real_test, (AssertionError, msg, None))
        if lost > 0:
            msg = "LeakTest: %s lost %d references" % (self.real_test, lost)
            exc = AssertionError(msg)
            result.addFailure(self.real_test, (exc.__class__, exc, None))

def testLeaks(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print("Please run this with python_d for leak tests")
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        self.object.Method1()
        start = gtrc()
        for i in range(1000):
            object = Dispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 5:
            self.fail("We lost %d references!" % (end-start,))

def testLeaksGencache(self):
        try:
            gtrc = sys.gettotalrefcount
        except AttributeError:
            print("Please run this with python_d for leak tests")
            gtrc = lambda: 0
        # note creating self.object() should have consumed our "one time" leaks
        object = EnsureDispatch("Python.Test.Pippo")
        start = gtrc()
        for i in range(1000):
            object = EnsureDispatch("Python.Test.Pippo")
            object.Method1()
        object = None
        end = gtrc()
        if end-start > 10:
            self.fail("We lost %d references!" % (end-start,))

def test_main(verbose=None):
    import sys
    test_classes = (
        OperatorTestCase,
    )

    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    import sys
    from test import test_support
    test_classes = (TestTranforms,)

    with test_support.check_py3k_warnings(
            ("backquote not supported", SyntaxWarning)):
        test_support.run_unittest(*test_classes)

        # verify reference counting
        if verbose and hasattr(sys, "gettotalrefcount"):
            import gc
            counts = [None] * 5
            for i in xrange(len(counts)):
                test_support.run_unittest(*test_classes)
                gc.collect()
                counts[i] = sys.gettotalrefcount()
            print counts

def test_main(verbose=None):
    test_classes = (
        TestBase,
        TestDecorateSortUndecorate,
        TestBugs,
    )

    with test_support.check_py3k_warnings(
            ("the cmp argument is not supported", DeprecationWarning)):
        test_support.run_unittest(*test_classes)

        # verify reference counting
        if verbose and hasattr(sys, "gettotalrefcount"):
            import gc
            counts = [None] * 5
            for i in xrange(len(counts)):
                test_support.run_unittest(*test_classes)
                gc.collect()
                counts[i] = sys.gettotalrefcount()
            print counts

def test_main(verbose=None):
    test_classes = (
        TestPartial,
        TestPartialSubclass,
        TestPythonPartial,
        TestUpdateWrapper,
        TestTotalOrdering,
        TestWraps,
        TestReduce,
    )
    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    testclasses =    [WichmannHill_TestBasicOps,
                      MersenneTwister_TestBasicOps,
                      TestDistributions,
                      TestModule]

    try:
        random.SystemRandom().random()
    except NotImplementedError:
        pass
    else:
        testclasses.append(SystemRandom_TestBasicOps)

    test_support.run_unittest(*testclasses)

    # verify reference counting
    import sys
    if verbose and hasattr(sys, "gettotalrefcount"):
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*testclasses)
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    test_classes = (TestBasicOps, TestVariousIteratorArgs, TestGC,
                    RegressionTests, LengthTransparency,
                    SubclassWithKwargsTest, TestExamples)
    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

    # doctest the examples in the library reference
    test_support.run_doctest(sys.modules[__name__], verbose)

def test_main(verbose=None):
    global numruns
    if not numruns:
        with check_py3k_warnings(
                (".+ not supported in 3.x", DeprecationWarning)):
            run_unittest(TestExecFile)
    numruns += 1
    test_classes = (BuiltinTest, TestSorted)

    _run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            _run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts

def test_main(verbose=None):
    test_classes = (
        TestBase,
        TestDecorateSortUndecorate,
        TestBugs,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

def test_main(verbose=None):
    import sys
    test_classes = (
        TestBasic,
        TestVariousIteratorArgs,
        TestSubclass,
        TestSubclassWithKwargs,
    )

    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

    # doctests
    from test import test_deque
    support.run_doctest(test_deque, verbose)

def test_main(verbose=None):
    test_classes = (TestBasicOps, TestVariousIteratorArgs, TestGC,
                    RegressionTests, LengthTransparency,
                    SubclassWithKwargsTest, TestExamples,
                    SizeofTest)
    support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in range(len(counts)):
            support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print(counts)

    # doctest the examples in the library reference
    support.run_doctest(sys.modules[__name__], verbose)

def test_write(self):
        delta = 0
        rows = [[1,2,3]]*5
        s = NUL()
        lastrc = sys.gettotalrefcount()
        for i in range(20):
            gc.collect()
            self.assertEqual(gc.garbage, [])
            rc = sys.gettotalrefcount()
            writer = csv.writer(s)
            for row in rows:
                writer.writerow(row)
            delta = rc-lastrc
            lastrc = rc
        # if writer leaks during write, last delta should be 5 or more
        self.assertEqual(delta < 5, True)

def test_main(verbose=None):
    import sys
    test_classes = (
        OperatorTestCase,
    )

    test_support.run_unittest(*test_classes)

    # verify reference counting
    if verbose and hasattr(sys, "gettotalrefcount"):
        import gc
        counts = [None] * 5
        for i in xrange(len(counts)):
            test_support.run_unittest(*test_classes)
            gc.collect()
            counts[i] = sys.gettotalrefcount()
        print counts