Duplicate class names:
Lib/ctypes/test/test_repr.py: X
Lib/multiprocessing/forking.py: Popen
Lib/multiprocessing/heap.py: Arena
Lib/test/test_imaplib.py: SecureTCPServer
Lib/test/test_importlib/test_locks.py: ModuleLockAsRLockTests
Lib/test/test_os.py: PosixUidGidTests
Lib/test/test_os.py: Win32ErrorTests
Lib/test/test_os.py: Pep383Tests
Lib/xml/etree/ElementTree.py: iterparse
Lib/xml/etree/ElementTree.py: ElementTree

Duplicate function names:
Lib/ctypes/util.py: _get_soname
Lib/ctypes/util.py: find_library
Lib/decimal.py: getcontext
Lib/decimal.py: setcontext
Lib/heapq.py: nlargest
Lib/heapq.py: nsmallest
Lib/inspect.py: isgetsetdescriptor
Lib/inspect.py: ismemberdescriptor
Lib/locale.py: setlocale
Lib/locale.py: getpreferredencoding
Lib/locale.py: localeconv
Lib/multiprocessing/connection.py: wait
Lib/multiprocessing/connection.py: Pipe
Lib/multiprocessing/reduction.py: send_handle
Lib/multiprocessing/reduction.py: reduce_socket
Lib/multiprocessing/reduction.py: rebuild_socket
Lib/multiprocessing/reduction.py: reduce_connection
Lib/multiprocessing/reduction.py: rebuild_connection
Lib/multiprocessing/reduction.py: recv_handle
Lib/ntpath.py: abspath
Lib/plat-darwin/IN.py: __DARWIN_LDBL_COMPAT2
Lib/plat-darwin/IN.py: __DARWIN_OSSwapInt64
Lib/plat-darwin/IN.py: __P
Lib/plat-darwin/IN.py: htonl
Lib/plat-darwin/IN.py: ntohs
Lib/plat-darwin/IN.py: ntohl
Lib/plat-darwin/IN.py: __DARWIN_LDBL_COMPAT
Lib/plat-darwin/IN.py: __DARWIN_OSSwapInt16
Lib/plat-darwin/IN.py: htons
Lib/plat-darwin/IN.py: __STRING
Lib/plat-darwin/IN.py: __DARWIN_OSSwapInt32
Lib/plat-freebsd4/IN.py: IN6_IS_ADDR_MC_ORGLOCAL
Lib/plat-freebsd4/IN.py: IN6_IS_ADDR_MC_GLOBAL
Lib/plat-freebsd4/IN.py: IN6_IS_ADDR_MC_NODELOCAL
Lib/plat-freebsd4/IN.py: IN6_IS_ADDR_MC_SITELOCAL
Lib/plat-freebsd4/IN.py: IN6_IS_ADDR_MC_LINKLOCAL
Lib/plat-freebsd5/IN.py: IN6_IS_ADDR_MC_ORGLOCAL
Lib/plat-freebsd5/IN.py: IN6_IS_ADDR_MC_GLOBAL
Lib/plat-freebsd5/IN.py: IN6_IS_ADDR_MC_NODELOCAL
Lib/plat-freebsd5/IN.py: IN6_IS_ADDR_MC_SITELOCAL
Lib/plat-freebsd5/IN.py: IN6_IS_ADDR_MC_LINKLOCAL
Lib/plat-freebsd6/IN.py: IN6_IS_ADDR_MC_NODELOCAL
Lib/plat-freebsd6/IN.py: __section
Lib/plat-freebsd6/IN.py: __P
Lib/plat-freebsd6/IN.py: IN6_IS_ADDR_MC_GLOBAL
Lib/plat-freebsd6/IN.py: __aligned
Lib/plat-freebsd6/IN.py: __predict_false
Lib/plat-freebsd6/IN.py: IN6_IS_ADDR_MC_SITELOCAL
Lib/plat-freebsd6/IN.py: __STRING
Lib/plat-freebsd6/IN.py: IN6_IS_ADDR_MC_ORGLOCAL
Lib/plat-freebsd6/IN.py: IN6_IS_ADDR_MC_LINKLOCAL
Lib/plat-freebsd6/IN.py: __predict_true
Lib/plat-freebsd7/IN.py: IN6_IS_ADDR_MC_NODELOCAL
Lib/plat-freebsd7/IN.py: __section
Lib/plat-freebsd7/IN.py: __P
Lib/plat-freebsd7/IN.py: IN6_IS_ADDR_MC_GLOBAL
Lib/plat-freebsd7/IN.py: __predict_false
Lib/plat-freebsd7/IN.py: IN6_IS_ADDR_MC_SITELOCAL
Lib/plat-freebsd7/IN.py: __aligned
Lib/plat-freebsd7/IN.py: IN6_IS_ADDR_MC_ORGLOCAL
Lib/plat-freebsd7/IN.py: IN6_IS_ADDR_MC_LINKLOCAL
Lib/plat-freebsd7/IN.py: __STRING
Lib/plat-freebsd7/IN.py: __predict_true
Lib/plat-freebsd8/IN.py: IN6_IS_ADDR_MC_NODELOCAL
Lib/plat-freebsd8/IN.py: __section
Lib/plat-freebsd8/IN.py: __P
Lib/plat-freebsd8/IN.py: IN6_IS_ADDR_MC_GLOBAL
Lib/plat-freebsd8/IN.py: __predict_false
Lib/plat-freebsd8/IN.py: IN6_IS_ADDR_MC_SITELOCAL
Lib/plat-freebsd8/IN.py: __aligned
Lib/plat-freebsd8/IN.py: IN6_IS_ADDR_MC_ORGLOCAL
Lib/plat-freebsd8/IN.py: IN6_IS_ADDR_MC_LINKLOCAL
Lib/plat-freebsd8/IN.py: __STRING
Lib/plat-freebsd8/IN.py: __predict_true
Lib/plat-linux/DLFCN.py: __PMT
Lib/plat-linux/DLFCN.py: __attribute_format_arg__
Lib/plat-linux/IN.py: UINT64_C
Lib/plat-linux/IN.py: __PMT
Lib/plat-linux/IN.py: __bswap_16
Lib/plat-linux/IN.py: UINTMAX_C
Lib/plat-linux/IN.py: __INT64_C
Lib/plat-linux/IN.py: htonl
Lib/plat-linux/IN.py: __attribute_format_arg__
Lib/plat-linux/IN.py: ntohs
Lib/plat-linux/IN.py: ntohl
Lib/plat-linux/IN.py: __UINT64_C
Lib/plat-linux/IN.py: htons
Lib/plat-linux/IN.py: INTMAX_C
Lib/plat-linux/IN.py: INT64_C
Lib/plat-linux/IN.py: __bswap_32
Lib/plat-linux/TYPES.py: __FD_ZERO
Lib/plat-linux/TYPES.py: __PMT
Lib/plat-linux/TYPES.py: minor
Lib/plat-linux/TYPES.py: __attribute_format_arg__
Lib/plat-linux/TYPES.py: major
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_LOOPBACK
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MC_RESERVED
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MC_NODELOCAL
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_SITELOCAL
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_LINKLOCAL
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MC_GLOBAL
Lib/plat-sunos5/IN.py: STRUCT_BUF
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MULTICAST
Lib/plat-sunos5/IN.py: SIZEOF_PTR
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MC_SITELOCAL
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MC_LINKLOCAL
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_MC_ORGLOCAL
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_V4COMPAT
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_V4MAPPED
Lib/plat-sunos5/IN.py: IN6_IS_ADDR_V4MAPPED_ANY
Lib/plat-sunos5/IN.py: STRUCT_SIZE
Lib/plat-sunos5/STROPTS.py: SIZEOF_PTR
Lib/plat-sunos5/STROPTS.py: _ARGSIZEOF
Lib/plat-sunos5/STROPTS.py: STRUCT_SIZE
Lib/plat-sunos5/STROPTS.py: STRUCT_BUF
Lib/plat-sunos5/TYPES.py: UINT64_C
Lib/plat-sunos5/TYPES.py: INTMAX_C
Lib/plat-sunos5/TYPES.py: INT64_C
Lib/plat-sunos5/TYPES.py: UINTMAX_C
Lib/plat-unixware7/IN.py: RW_WRLOCK_PLMIN
Lib/plat-unixware7/IN.py: LIST_INIT
Lib/plat-unixware7/IN.py: LOCK_PLMIN
Lib/plat-unixware7/IN.py: __P
Lib/plat-unixware7/IN.py: htonl
Lib/plat-unixware7/IN.py: RW_RDLOCK_PLMIN
Lib/plat-unixware7/IN.py: TRYLOCK_PLMIN
Lib/plat-unixware7/IN.py: toid_unpackid
Lib/plat-unixware7/IN.py: ntohl
Lib/plat-unixware7/IN.py: htons
Lib/plat-unixware7/IN.py: LOCK_DEINIT
Lib/plat-unixware7/IN.py: __STRING
Lib/plat-unixware7/IN.py: toid_unpackcg
Lib/plat-unixware7/IN.py: ntohs
Lib/plat-unixware7/IN.py: LOCK_SH_PLMIN
Lib/shutil.py: _copyxattr
Lib/shutil.py: disk_usage
Lib/tempfile.py: _set_cloexec
Lib/test/support.py: _is_gui_available
Lib/test/test_bytes.py: check_bytes_warnings
Lib/test/test_multiprocessing.py: _TestProcess
Lib/test/test_pty.py: debug
Lib/tkinter/_fix.py: convert_path
Lib/trace.py: _unsettrace
Lib/urllib/request.py: getproxies
Lib/urllib/request.py: proxy_bypass
Lib/webbrowser.py: _isexecutable
Lib/xml/sax/__init__.py: _create_parser
Lib/xmlrpc/client.py: _iso8601_format

Duplicate method names:
Lib/configparser.py: ParsingError.filename
Lib/csv.py: DictReader.fieldnames
Lib/ctypes/__init__.py: c_char_p.__repr__
Lib/ctypes/test/test_functions.py: FunctionTestCase.test_errors
Lib/distutils/tests/test_cmd.py: CommandTestCase.test_ensure_string_list
Lib/lib2to3/tests/test_fixers.py: Test_dict.test_14
Lib/lib2to3/tests/test_fixers.py: Test_dict.test_15
Lib/lib2to3/tests/test_fixers.py: Test_dict.test_17
Lib/lib2to3/tests/test_fixers.py: Test_dict.test_18
Lib/lib2to3/tests/test_fixers.py: Test_dict.test_19
Lib/multiprocessing/connection.py: Connection._close
Lib/multiprocessing/process.py: Process.daemon
Lib/multiprocessing/process.py: Process.authkey
Lib/multiprocessing/process.py: Process.name
Lib/multiprocessing/synchronize.py: Barrier._state
Lib/multiprocessing/synchronize.py: Barrier._count
Lib/smtpd.py: SMTPChannel.__rcpttos
Lib/smtpd.py: SMTPChannel.__data
Lib/smtpd.py: SMTPChannel.__conn
Lib/smtpd.py: SMTPChannel.__peer
Lib/smtpd.py: SMTPChannel.__server
Lib/smtpd.py: SMTPChannel.__addr
Lib/smtpd.py: SMTPChannel.__line
Lib/smtpd.py: SMTPChannel.__mailfrom
Lib/smtpd.py: SMTPChannel.__greeting
Lib/smtpd.py: SMTPChannel.__fqdn
Lib/smtpd.py: SMTPChannel.__state
Lib/subprocess.py: Popen._communicate
Lib/subprocess.py: Popen.send_signal
Lib/subprocess.py: Popen.wait
Lib/subprocess.py: Popen._internal_poll
Lib/subprocess.py: Popen.terminate
Lib/subprocess.py: Popen._get_handles
Lib/subprocess.py: Popen._execute_child
Lib/tempfile.py: _TemporaryFileWrapper.__exit__
Lib/test/test_bz2.py: BaseTest.decompress
Lib/test/test_complex.py: ComplexTest.test_truediv
Lib/test/test_dis.py: DisTests.test_dis_object
Lib/test/test_dis.py: DisTests.test_big_linenos
Lib/test/test_email/test_email.py: TestLongHeaders.test_splitter_split_on_punctuation_only_if_fws
Lib/test/test_email/test_email.py: TestQuopri.test_encode_one_long_line
Lib/test/test_heapq.py: TestErrorHandling.test_get_only
Lib/test/test_import.py: ImportTests.test_import_name_binding
Lib/test/test_property.py: BaseClass.spam
Lib/test/test_property.py: PropertyNewGetter.spam
Lib/test/test_property.py: SubClass.spam
Lib/test/test_smtplib.py: DebuggingServerTests.testNotImplemented
Lib/test/test_socket.py: InterruptedTimeoutBase.setAlarm
Lib/test/test_types.py: ClassCreationTests.test_new_class_exec_body
Lib/test/test_webbrowser.py: OperaCommandTest.test_open_new
Lib/threading.py: Thread.daemon
Lib/threading.py: Thread.name
Lib/unittest/test/testmock/testmock.py: MockTest.test_attribute_deletion
Lib/xml/dom/minidom.py: Attr._get_name
Lib/zipfile.py: ZipFile.comment

Duplicate nested function or class names:
Lib/_pyio.py: IOBase.readline.nreadahead
Lib/collections/__main__.py: Point
Lib/ctypes/test/test_arrays.py: ArrayTestCase.test_bad_subclass.T
Lib/ctypes/test/test_bitfields.py: BitFieldTest.test_multi_bitfields_size.X
Lib/ctypes/test/test_bitfields.py: BitFieldTest.test_single_bitfield_size.X
Lib/ctypes/test/test_byteswap.py: Test.test_struct_fields_1.T
Lib/ctypes/test/test_functions.py: FunctionTestCase.test_mro.X
Lib/ctypes/test/test_parameters.py: SimpleTypesTestCase.test_noctypes_argtype.Adapter
Lib/ctypes/test/test_structures.py: StructureTestCase.test_packed.X
Lib/ctypes/test/test_structures.py: StructureTestCase.test_fields.X
Lib/distutils/tests/test_unixccompiler.py: UnixCCompilerTestCase.test_runtime_libdir_option.gcv
Lib/distutils/tests/test_util.py: UtilTestCase.test_convert_path._join
Lib/distutils/tests/test_util.py: UtilTestCase.test_change_root._join
Lib/distutils/tests/test_util.py: UtilTestCase.test_change_root._isabs
Lib/functools.py: lru_cache.decorating_function.wrapper
Lib/importlib/_bootstrap.py: _make_relax_case._relax_case
Lib/lib2to3/tests/data/py3_test_grammar.py: GrammarTests.testFuncdef.f
Lib/shutil.py: rmtree.onerror
Lib/shutil.py: copystat.lookup
Lib/test/mapping_tests.py: BasicTestMappingProtocol.test_update.FailingUserDict
Lib/test/multibytecodec_support.py: TestBase.test_callback_long_index.myreplace
Lib/test/regrtest.py: dash_R.run_the_test
Lib/test/test_abc.py: TestABC.test_customdescriptors_with_abstractmethod.C.foo
Lib/test/test_abc.py: TestABC.test_descriptors_with_abstractmethod.C.foo
Lib/test/test_builtin.py: BuiltinTest.test_dir.Foo
Lib/test/test_bytes.py: BytesTest.test_custom.A
Lib/test/test_capi.py: CAPITest.test_seq_bytes_to_charp_array.Z
Lib/test/test_complex.py: ComplexTest.test_constructor.complex2
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_pickle_slots.D
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_pickle_slots.C
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_subclass_propagation.B
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_subclass_propagation.A
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_dir.C
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_altmro._metaclass
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.X
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_altmro.X
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_properties_plus.E.foo
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.B
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.C
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_isinst_isclass.C
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.A
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_isinst_isclass.D
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_properties_plus.C.foo
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.E
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_special_method_lookup.X
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.C2
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_metaclass.D
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_set_and_no_get.X
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_errors.C
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_properties_plus.F.foo
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_dynamics.D
Lib/test/test_descr.py: ClassPropertiesAndMethods.test_slots.C
Lib/test/test_dict.py: DictTest.test_update.FailingUserDict
Lib/test/test_functools.py: TestCmpToKey.test_bad_cmp.cmp1
Lib/test/test_functools.py: TestLRU.test_lru.f
Lib/test/test_grammar.py: GrammarTests.test_funcdef.f
Lib/test/test_grammar.py: GrammarTests.test_yield.g
Lib/test/test_inspect.py: TestSignatureObject.test_signature_str.foo
Lib/test/test_inspect.py: TestSignatureObject.test_signature_on_class.C
Lib/test/test_inspect.py: TestSignatureObject.test_signature_on_partial.test
Lib/test/test_inspect.py: TestSignatureObject.test_signature_on_partial.foo
Lib/test/test_inspect.py: TestSignatureBind.test_signature_bind_kwonly.test
Lib/test/test_inspect.py: TestSignatureBind.test_signature_bind_just_args.test
Lib/test/test_inspect.py: TestSignatureObject.test_signature_equality.foo
Lib/test/test_inspect.py: TestSignatureObject.test_signature_on_decorated.decorator
Lib/test/test_inspect.py: TestSignatureObject.test_signature_on_decorated.Foo
Lib/test/test_inspect.py: TestSignatureObject.test_signature_equality.bar
Lib/test/test_inspect.py: TestSignatureObject.test_signature_on_class.CM
Lib/test/test_io.py: BufferedRandomTest.test_writes_and_peek._peek
Lib/test/test_io.py: IncrementalNewlineDecoderTest.check_newline_decoding._decode_bytewise
Lib/test/test_nntplib.py: MiscTests.test_unparse_datetime.gives
Lib/test/test_nntplib.py: MiscTests.test_unparse_datetime_legacy.gives
Lib/test/test_nntplib.py: NNTPv1v2TestsMixin.check_post_ihave.iterlines
Lib/test/test_os.py: StatAttributeTests.check_stat_attributes.trunc
Lib/test/test_peepholer.py: TestTranforms.test_global_as_constant.f
Lib/test/test_pep380.py: TestPEP380Operation.test_delegating_generators_claim_to_be_running.one
Lib/test/test_pep380.py: TestPEP380Operation.test_delegating_generators_claim_to_be_running.two
Lib/test/test_property.py: PropertySubclassTests.test_property_new_getter_new_docstring.Foo.spam
Lib/test/test_property.py: PropertyTests.test_property___isabstractmethod__descriptor.C
Lib/test/test_property.py: PropertySubclassTests.test_property_setter_copies_getter_docstring.Foo.spam
Lib/test/test_runpy.py: RunPathTestCase._check_script.create_ns
Lib/test/test_scope.py: ScopeTests.testLocalsClass.f
Lib/test/test_sort.py: TestBugs.test_undetected_mutation.mutating_cmp
Lib/test/test_super.py: TestSuper.test_obscure_super_errors.f
Lib/test/test_sys.py: SizeofTest.test_objecttypes.C
Lib/test/test_traceback.py: BaseExceptionReportingTests.test_syntax_error_offset_at_eol.e
Lib/test/test_unicode.py: UnicodeTest.test_conversion.Foo7.__str__
Lib/test/test_unicode.py: UnicodeTest.test_subclass_add.S
Lib/test/test_unicode.py: UnicodeTest.test_conversion.Foo6.__str__
Lib/unittest/test/test_skipping.py: Test_TestSkipping.test_skipping.Foo
Lib/unittest/test/testmock/testmock.py: MockTest.test_subclass_with_properties.test
Lib/unittest/test/testmock/testmock.py: MockTest.test_side_effect.effect
Lib/unittest/test/testmock/testmock.py: MockTest.test_subclassing.Subclass
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patchobject_with_default_mock.test
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patch_spec_set.test
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patch_dict_with_container_object_and_clear.test
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patch_dict_with_clear.test
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patch_dict.test
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patch_dict_with_container_object.test
Lib/unittest/test/testmock/testpatch.py: PatchTest.test_patch.test
Lib/xml/etree/ElementPath.py: prepare_predicate.select
Lib/xml/etree/ElementTree.py: _IterParseIterator.__init__.handler