| import unittest | 
 | from test import support | 
 | # Skip this test if the _testcapi module isn't available. | 
 | support.import_module('_testcapi') | 
 | from _testcapi import getargs_keywords, getargs_keyword_only | 
 | try: | 
 |     from _testcapi import getargs_L, getargs_K | 
 | except ImportError: | 
 |     getargs_L = None # PY_LONG_LONG not available | 
 |  | 
 | # > How about the following counterproposal. This also changes some of | 
 | # > the other format codes to be a little more regular. | 
 | # > | 
 | # > Code C type Range check | 
 | # > | 
 | # > b unsigned char 0..UCHAR_MAX | 
 | # > h signed short SHRT_MIN..SHRT_MAX | 
 | # > B unsigned char none ** | 
 | # > H unsigned short none ** | 
 | # > k * unsigned long none | 
 | # > I * unsigned int 0..UINT_MAX | 
 | # | 
 | # | 
 | # > i int INT_MIN..INT_MAX | 
 | # > l long LONG_MIN..LONG_MAX | 
 | # | 
 | # > K * unsigned long long none | 
 | # > L long long LLONG_MIN..LLONG_MAX | 
 | # | 
 | # > Notes: | 
 | # > | 
 | # > * New format codes. | 
 | # > | 
 | # > ** Changed from previous "range-and-a-half" to "none"; the | 
 | # > range-and-a-half checking wasn't particularly useful. | 
 | # | 
 | # Plus a C API or two, e.g. PyInt_AsLongMask() -> | 
 | # unsigned long and PyInt_AsLongLongMask() -> unsigned | 
 | # long long (if that exists). | 
 |  | 
 | LARGE = 0x7FFFFFFF | 
 | VERY_LARGE = 0xFF0000121212121212121242 | 
 |  | 
 | from _testcapi import UCHAR_MAX, USHRT_MAX, UINT_MAX, ULONG_MAX, INT_MAX, \ | 
 |      INT_MIN, LONG_MIN, LONG_MAX, PY_SSIZE_T_MIN, PY_SSIZE_T_MAX, \ | 
 |      SHRT_MIN, SHRT_MAX | 
 |  | 
 | # fake, they are not defined in Python's header files | 
 | LLONG_MAX = 2**63-1 | 
 | LLONG_MIN = -2**63 | 
 | ULLONG_MAX = 2**64-1 | 
 |  | 
 | class Int: | 
 |     def __int__(self): | 
 |         return 99 | 
 |  | 
 | class IntSubclass(int): | 
 |     def __int__(self): | 
 |         return 99 | 
 |  | 
 | class BadInt: | 
 |     def __int__(self): | 
 |         return 1.0 | 
 |  | 
 | class BadInt2: | 
 |     def __int__(self): | 
 |         return True | 
 |  | 
 | class BadInt3(int): | 
 |     def __int__(self): | 
 |         return True | 
 |  | 
 |  | 
 | class Unsigned_TestCase(unittest.TestCase): | 
 |     def test_b(self): | 
 |         from _testcapi import getargs_b | 
 |         # b returns 'unsigned char', and does range checking (0 ... UCHAR_MAX) | 
 |         self.assertRaises(TypeError, getargs_b, 3.14) | 
 |         self.assertEqual(99, getargs_b(Int())) | 
 |         self.assertEqual(0, getargs_b(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_b, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_b(BadInt2())) | 
 |         self.assertEqual(0, getargs_b(BadInt3())) | 
 |  | 
 |         self.assertRaises(OverflowError, getargs_b, -1) | 
 |         self.assertEqual(0, getargs_b(0)) | 
 |         self.assertEqual(UCHAR_MAX, getargs_b(UCHAR_MAX)) | 
 |         self.assertRaises(OverflowError, getargs_b, UCHAR_MAX + 1) | 
 |  | 
 |         self.assertEqual(42, getargs_b(42)) | 
 |         self.assertRaises(OverflowError, getargs_b, VERY_LARGE) | 
 |  | 
 |     def test_B(self): | 
 |         from _testcapi import getargs_B | 
 |         # B returns 'unsigned char', no range checking | 
 |         self.assertRaises(TypeError, getargs_B, 3.14) | 
 |         self.assertEqual(99, getargs_B(Int())) | 
 |         self.assertEqual(0, getargs_B(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_B, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_B(BadInt2())) | 
 |         self.assertEqual(0, getargs_B(BadInt3())) | 
 |  | 
 |         self.assertEqual(UCHAR_MAX, getargs_B(-1)) | 
 |         self.assertEqual(0, getargs_B(0)) | 
 |         self.assertEqual(UCHAR_MAX, getargs_B(UCHAR_MAX)) | 
 |         self.assertEqual(0, getargs_B(UCHAR_MAX+1)) | 
 |  | 
 |         self.assertEqual(42, getargs_B(42)) | 
 |         self.assertEqual(UCHAR_MAX & VERY_LARGE, getargs_B(VERY_LARGE)) | 
 |  | 
 |     def test_H(self): | 
 |         from _testcapi import getargs_H | 
 |         # H returns 'unsigned short', no range checking | 
 |         self.assertRaises(TypeError, getargs_H, 3.14) | 
 |         self.assertEqual(99, getargs_H(Int())) | 
 |         self.assertEqual(0, getargs_H(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_H, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_H(BadInt2())) | 
 |         self.assertEqual(0, getargs_H(BadInt3())) | 
 |  | 
 |         self.assertEqual(USHRT_MAX, getargs_H(-1)) | 
 |         self.assertEqual(0, getargs_H(0)) | 
 |         self.assertEqual(USHRT_MAX, getargs_H(USHRT_MAX)) | 
 |         self.assertEqual(0, getargs_H(USHRT_MAX+1)) | 
 |  | 
 |         self.assertEqual(42, getargs_H(42)) | 
 |  | 
 |         self.assertEqual(VERY_LARGE & USHRT_MAX, getargs_H(VERY_LARGE)) | 
 |  | 
 |     def test_I(self): | 
 |         from _testcapi import getargs_I | 
 |         # I returns 'unsigned int', no range checking | 
 |         self.assertRaises(TypeError, getargs_I, 3.14) | 
 |         self.assertEqual(99, getargs_I(Int())) | 
 |         self.assertEqual(0, getargs_I(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_I, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_I(BadInt2())) | 
 |         self.assertEqual(0, getargs_I(BadInt3())) | 
 |  | 
 |         self.assertEqual(UINT_MAX, getargs_I(-1)) | 
 |         self.assertEqual(0, getargs_I(0)) | 
 |         self.assertEqual(UINT_MAX, getargs_I(UINT_MAX)) | 
 |         self.assertEqual(0, getargs_I(UINT_MAX+1)) | 
 |  | 
 |         self.assertEqual(42, getargs_I(42)) | 
 |  | 
 |         self.assertEqual(VERY_LARGE & UINT_MAX, getargs_I(VERY_LARGE)) | 
 |  | 
 |     def test_k(self): | 
 |         from _testcapi import getargs_k | 
 |         # k returns 'unsigned long', no range checking | 
 |         # it does not accept float, or instances with __int__ | 
 |         self.assertRaises(TypeError, getargs_k, 3.14) | 
 |         self.assertRaises(TypeError, getargs_k, Int()) | 
 |         self.assertEqual(0, getargs_k(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_k, BadInt()) | 
 |         self.assertRaises(TypeError, getargs_k, BadInt2()) | 
 |         self.assertEqual(0, getargs_k(BadInt3())) | 
 |  | 
 |         self.assertEqual(ULONG_MAX, getargs_k(-1)) | 
 |         self.assertEqual(0, getargs_k(0)) | 
 |         self.assertEqual(ULONG_MAX, getargs_k(ULONG_MAX)) | 
 |         self.assertEqual(0, getargs_k(ULONG_MAX+1)) | 
 |  | 
 |         self.assertEqual(42, getargs_k(42)) | 
 |  | 
 |         self.assertEqual(VERY_LARGE & ULONG_MAX, getargs_k(VERY_LARGE)) | 
 |  | 
 | class Signed_TestCase(unittest.TestCase): | 
 |     def test_h(self): | 
 |         from _testcapi import getargs_h | 
 |         # h returns 'short', and does range checking (SHRT_MIN ... SHRT_MAX) | 
 |         self.assertRaises(TypeError, getargs_h, 3.14) | 
 |         self.assertEqual(99, getargs_h(Int())) | 
 |         self.assertEqual(0, getargs_h(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_h, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_h(BadInt2())) | 
 |         self.assertEqual(0, getargs_h(BadInt3())) | 
 |  | 
 |         self.assertRaises(OverflowError, getargs_h, SHRT_MIN-1) | 
 |         self.assertEqual(SHRT_MIN, getargs_h(SHRT_MIN)) | 
 |         self.assertEqual(SHRT_MAX, getargs_h(SHRT_MAX)) | 
 |         self.assertRaises(OverflowError, getargs_h, SHRT_MAX+1) | 
 |  | 
 |         self.assertEqual(42, getargs_h(42)) | 
 |         self.assertRaises(OverflowError, getargs_h, VERY_LARGE) | 
 |  | 
 |     def test_i(self): | 
 |         from _testcapi import getargs_i | 
 |         # i returns 'int', and does range checking (INT_MIN ... INT_MAX) | 
 |         self.assertRaises(TypeError, getargs_i, 3.14) | 
 |         self.assertEqual(99, getargs_i(Int())) | 
 |         self.assertEqual(0, getargs_i(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_i, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_i(BadInt2())) | 
 |         self.assertEqual(0, getargs_i(BadInt3())) | 
 |  | 
 |         self.assertRaises(OverflowError, getargs_i, INT_MIN-1) | 
 |         self.assertEqual(INT_MIN, getargs_i(INT_MIN)) | 
 |         self.assertEqual(INT_MAX, getargs_i(INT_MAX)) | 
 |         self.assertRaises(OverflowError, getargs_i, INT_MAX+1) | 
 |  | 
 |         self.assertEqual(42, getargs_i(42)) | 
 |         self.assertRaises(OverflowError, getargs_i, VERY_LARGE) | 
 |  | 
 |     def test_l(self): | 
 |         from _testcapi import getargs_l | 
 |         # l returns 'long', and does range checking (LONG_MIN ... LONG_MAX) | 
 |         self.assertRaises(TypeError, getargs_l, 3.14) | 
 |         self.assertEqual(99, getargs_l(Int())) | 
 |         self.assertEqual(0, getargs_l(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_l, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_l(BadInt2())) | 
 |         self.assertEqual(0, getargs_l(BadInt3())) | 
 |  | 
 |         self.assertRaises(OverflowError, getargs_l, LONG_MIN-1) | 
 |         self.assertEqual(LONG_MIN, getargs_l(LONG_MIN)) | 
 |         self.assertEqual(LONG_MAX, getargs_l(LONG_MAX)) | 
 |         self.assertRaises(OverflowError, getargs_l, LONG_MAX+1) | 
 |  | 
 |         self.assertEqual(42, getargs_l(42)) | 
 |         self.assertRaises(OverflowError, getargs_l, VERY_LARGE) | 
 |  | 
 |     def test_n(self): | 
 |         from _testcapi import getargs_n | 
 |         # n returns 'Py_ssize_t', and does range checking | 
 |         # (PY_SSIZE_T_MIN ... PY_SSIZE_T_MAX) | 
 |         self.assertRaises(TypeError, getargs_n, 3.14) | 
 |         self.assertRaises(TypeError, getargs_n, Int()) | 
 |         self.assertEqual(0, getargs_n(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_n, BadInt()) | 
 |         self.assertRaises(TypeError, getargs_n, BadInt2()) | 
 |         self.assertEqual(0, getargs_n(BadInt3())) | 
 |  | 
 |         self.assertRaises(OverflowError, getargs_n, PY_SSIZE_T_MIN-1) | 
 |         self.assertEqual(PY_SSIZE_T_MIN, getargs_n(PY_SSIZE_T_MIN)) | 
 |         self.assertEqual(PY_SSIZE_T_MAX, getargs_n(PY_SSIZE_T_MAX)) | 
 |         self.assertRaises(OverflowError, getargs_n, PY_SSIZE_T_MAX+1) | 
 |  | 
 |         self.assertEqual(42, getargs_n(42)) | 
 |         self.assertRaises(OverflowError, getargs_n, VERY_LARGE) | 
 |  | 
 |  | 
 | @unittest.skipIf(getargs_L is None, 'PY_LONG_LONG is not available') | 
 | class LongLong_TestCase(unittest.TestCase): | 
 |     def test_L(self): | 
 |         from _testcapi import getargs_L | 
 |         # L returns 'long long', and does range checking (LLONG_MIN | 
 |         # ... LLONG_MAX) | 
 |         self.assertRaises(TypeError, getargs_L, 3.14) | 
 |         self.assertRaises(TypeError, getargs_L, "Hello") | 
 |         self.assertEqual(99, getargs_L(Int())) | 
 |         self.assertEqual(0, getargs_L(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_L, BadInt()) | 
 |         with self.assertWarns(DeprecationWarning): | 
 |             self.assertEqual(1, getargs_L(BadInt2())) | 
 |         self.assertEqual(0, getargs_L(BadInt3())) | 
 |  | 
 |         self.assertRaises(OverflowError, getargs_L, LLONG_MIN-1) | 
 |         self.assertEqual(LLONG_MIN, getargs_L(LLONG_MIN)) | 
 |         self.assertEqual(LLONG_MAX, getargs_L(LLONG_MAX)) | 
 |         self.assertRaises(OverflowError, getargs_L, LLONG_MAX+1) | 
 |  | 
 |         self.assertEqual(42, getargs_L(42)) | 
 |         self.assertRaises(OverflowError, getargs_L, VERY_LARGE) | 
 |  | 
 |     def test_K(self): | 
 |         from _testcapi import getargs_K | 
 |         # K return 'unsigned long long', no range checking | 
 |         self.assertRaises(TypeError, getargs_K, 3.14) | 
 |         self.assertRaises(TypeError, getargs_K, Int()) | 
 |         self.assertEqual(0, getargs_K(IntSubclass())) | 
 |         self.assertRaises(TypeError, getargs_K, BadInt()) | 
 |         self.assertRaises(TypeError, getargs_K, BadInt2()) | 
 |         self.assertEqual(0, getargs_K(BadInt3())) | 
 |  | 
 |         self.assertEqual(ULLONG_MAX, getargs_K(ULLONG_MAX)) | 
 |         self.assertEqual(0, getargs_K(0)) | 
 |         self.assertEqual(0, getargs_K(ULLONG_MAX+1)) | 
 |  | 
 |         self.assertEqual(42, getargs_K(42)) | 
 |  | 
 |         self.assertEqual(VERY_LARGE & ULLONG_MAX, getargs_K(VERY_LARGE)) | 
 |  | 
 | class Paradox: | 
 |     "This statement is false." | 
 |     def __bool__(self): | 
 |         raise NotImplementedError | 
 |  | 
 | class Boolean_TestCase(unittest.TestCase): | 
 |     def test_p(self): | 
 |         from _testcapi import getargs_p | 
 |         self.assertEqual(0, getargs_p(False)) | 
 |         self.assertEqual(0, getargs_p(None)) | 
 |         self.assertEqual(0, getargs_p(0)) | 
 |         self.assertEqual(0, getargs_p(0.0)) | 
 |         self.assertEqual(0, getargs_p(0j)) | 
 |         self.assertEqual(0, getargs_p('')) | 
 |         self.assertEqual(0, getargs_p(())) | 
 |         self.assertEqual(0, getargs_p([])) | 
 |         self.assertEqual(0, getargs_p({})) | 
 |  | 
 |         self.assertEqual(1, getargs_p(True)) | 
 |         self.assertEqual(1, getargs_p(1)) | 
 |         self.assertEqual(1, getargs_p(1.0)) | 
 |         self.assertEqual(1, getargs_p(1j)) | 
 |         self.assertEqual(1, getargs_p('x')) | 
 |         self.assertEqual(1, getargs_p((1,))) | 
 |         self.assertEqual(1, getargs_p([1])) | 
 |         self.assertEqual(1, getargs_p({1:2})) | 
 |         self.assertEqual(1, getargs_p(unittest.TestCase)) | 
 |  | 
 |         self.assertRaises(NotImplementedError, getargs_p, Paradox()) | 
 |  | 
 |  | 
 | class Tuple_TestCase(unittest.TestCase): | 
 |     def test_tuple(self): | 
 |         from _testcapi import getargs_tuple | 
 |  | 
 |         ret = getargs_tuple(1, (2, 3)) | 
 |         self.assertEqual(ret, (1,2,3)) | 
 |  | 
 |         # make sure invalid tuple arguments are handled correctly | 
 |         class seq: | 
 |             def __len__(self): | 
 |                 return 2 | 
 |             def __getitem__(self, n): | 
 |                 raise ValueError | 
 |         self.assertRaises(TypeError, getargs_tuple, 1, seq()) | 
 |  | 
 | class Keywords_TestCase(unittest.TestCase): | 
 |     def test_positional_args(self): | 
 |         # using all positional args | 
 |         self.assertEqual( | 
 |             getargs_keywords((1,2), 3, (4,(5,6)), (7,8,9), 10), | 
 |             (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) | 
 |             ) | 
 |  | 
 |     def test_mixed_args(self): | 
 |         # positional and keyword args | 
 |         self.assertEqual( | 
 |             getargs_keywords((1,2), 3, (4,(5,6)), arg4=(7,8,9), arg5=10), | 
 |             (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) | 
 |             ) | 
 |  | 
 |     def test_keyword_args(self): | 
 |         # all keywords | 
 |         self.assertEqual( | 
 |             getargs_keywords(arg1=(1,2), arg2=3, arg3=(4,(5,6)), arg4=(7,8,9), arg5=10), | 
 |             (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) | 
 |             ) | 
 |  | 
 |     def test_optional_args(self): | 
 |         # missing optional keyword args, skipping tuples | 
 |         self.assertEqual( | 
 |             getargs_keywords(arg1=(1,2), arg2=3, arg5=10), | 
 |             (1, 2, 3, -1, -1, -1, -1, -1, -1, 10) | 
 |             ) | 
 |  | 
 |     def test_required_args(self): | 
 |         # required arg missing | 
 |         try: | 
 |             getargs_keywords(arg1=(1,2)) | 
 |         except TypeError as err: | 
 |             self.assertEqual(str(err), "Required argument 'arg2' (pos 2) not found") | 
 |         else: | 
 |             self.fail('TypeError should have been raised') | 
 |  | 
 |     def test_too_many_args(self): | 
 |         try: | 
 |             getargs_keywords((1,2),3,(4,(5,6)),(7,8,9),10,111) | 
 |         except TypeError as err: | 
 |             self.assertEqual(str(err), "function takes at most 5 arguments (6 given)") | 
 |         else: | 
 |             self.fail('TypeError should have been raised') | 
 |  | 
 |     def test_invalid_keyword(self): | 
 |         # extraneous keyword arg | 
 |         try: | 
 |             getargs_keywords((1,2),3,arg5=10,arg666=666) | 
 |         except TypeError as err: | 
 |             self.assertEqual(str(err), "'arg666' is an invalid keyword argument for this function") | 
 |         else: | 
 |             self.fail('TypeError should have been raised') | 
 |  | 
 |     def test_surrogate_keyword(self): | 
 |         try: | 
 |             getargs_keywords((1,2), 3, (4,(5,6)), (7,8,9), **{'\uDC80': 10}) | 
 |         except TypeError as err: | 
 |             self.assertEqual(str(err), "'\udc80' is an invalid keyword argument for this function") | 
 |         else: | 
 |             self.fail('TypeError should have been raised') | 
 |  | 
 | class KeywordOnly_TestCase(unittest.TestCase): | 
 |     def test_positional_args(self): | 
 |         # using all possible positional args | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(1, 2), | 
 |             (1, 2, -1) | 
 |             ) | 
 |  | 
 |     def test_mixed_args(self): | 
 |         # positional and keyword args | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(1, 2, keyword_only=3), | 
 |             (1, 2, 3) | 
 |             ) | 
 |  | 
 |     def test_keyword_args(self): | 
 |         # all keywords | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(required=1, optional=2, keyword_only=3), | 
 |             (1, 2, 3) | 
 |             ) | 
 |  | 
 |     def test_optional_args(self): | 
 |         # missing optional keyword args, skipping tuples | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(required=1, optional=2), | 
 |             (1, 2, -1) | 
 |             ) | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(required=1, keyword_only=3), | 
 |             (1, -1, 3) | 
 |             ) | 
 |  | 
 |     def test_required_args(self): | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(1), | 
 |             (1, -1, -1) | 
 |             ) | 
 |         self.assertEqual( | 
 |             getargs_keyword_only(required=1), | 
 |             (1, -1, -1) | 
 |             ) | 
 |         # required arg missing | 
 |         with self.assertRaisesRegex(TypeError, | 
 |             "Required argument 'required' \(pos 1\) not found"): | 
 |             getargs_keyword_only(optional=2) | 
 |  | 
 |         with self.assertRaisesRegex(TypeError, | 
 |             "Required argument 'required' \(pos 1\) not found"): | 
 |             getargs_keyword_only(keyword_only=3) | 
 |  | 
 |     def test_too_many_args(self): | 
 |         with self.assertRaisesRegex(TypeError, | 
 |             "Function takes at most 2 positional arguments \(3 given\)"): | 
 |             getargs_keyword_only(1, 2, 3) | 
 |  | 
 |         with self.assertRaisesRegex(TypeError, | 
 |             "function takes at most 3 arguments \(4 given\)"): | 
 |             getargs_keyword_only(1, 2, 3, keyword_only=5) | 
 |  | 
 |     def test_invalid_keyword(self): | 
 |         # extraneous keyword arg | 
 |         with self.assertRaisesRegex(TypeError, | 
 |             "'monster' is an invalid keyword argument for this function"): | 
 |             getargs_keyword_only(1, 2, monster=666) | 
 |  | 
 |     def test_surrogate_keyword(self): | 
 |         with self.assertRaisesRegex(TypeError, | 
 |             "'\udc80' is an invalid keyword argument for this function"): | 
 |             getargs_keyword_only(1, 2, **{'\uDC80': 10}) | 
 |  | 
 | class Bytes_TestCase(unittest.TestCase): | 
 |     def test_c(self): | 
 |         from _testcapi import getargs_c | 
 |         self.assertRaises(TypeError, getargs_c, b'abc')  # len > 1 | 
 |         self.assertEqual(getargs_c(b'a'), b'a') | 
 |         self.assertEqual(getargs_c(bytearray(b'a')), b'a') | 
 |         self.assertRaises(TypeError, getargs_c, memoryview(b'a')) | 
 |         self.assertRaises(TypeError, getargs_c, 's') | 
 |         self.assertRaises(TypeError, getargs_c, None) | 
 |  | 
 |     def test_s(self): | 
 |         from _testcapi import getargs_s | 
 |         self.assertEqual(getargs_s('abc\xe9'), b'abc\xc3\xa9') | 
 |         self.assertRaises(TypeError, getargs_s, 'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_s, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_s, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_s, memoryview(b'memoryview')) | 
 |         self.assertRaises(TypeError, getargs_s, None) | 
 |  | 
 |     def test_s_star(self): | 
 |         from _testcapi import getargs_s_star | 
 |         self.assertEqual(getargs_s_star('abc\xe9'), b'abc\xc3\xa9') | 
 |         self.assertEqual(getargs_s_star('nul:\0'), b'nul:\0') | 
 |         self.assertEqual(getargs_s_star(b'bytes'), b'bytes') | 
 |         self.assertEqual(getargs_s_star(bytearray(b'bytearray')), b'bytearray') | 
 |         self.assertEqual(getargs_s_star(memoryview(b'memoryview')), b'memoryview') | 
 |         self.assertRaises(TypeError, getargs_s_star, None) | 
 |  | 
 |     def test_s_hash(self): | 
 |         from _testcapi import getargs_s_hash | 
 |         self.assertEqual(getargs_s_hash('abc\xe9'), b'abc\xc3\xa9') | 
 |         self.assertEqual(getargs_s_hash('nul:\0'), b'nul:\0') | 
 |         self.assertEqual(getargs_s_hash(b'bytes'), b'bytes') | 
 |         self.assertRaises(TypeError, getargs_s_hash, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_s_hash, memoryview(b'memoryview')) | 
 |         self.assertRaises(TypeError, getargs_s_hash, None) | 
 |  | 
 |     def test_z(self): | 
 |         from _testcapi import getargs_z | 
 |         self.assertEqual(getargs_z('abc\xe9'), b'abc\xc3\xa9') | 
 |         self.assertRaises(TypeError, getargs_z, 'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_z, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_z, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_z, memoryview(b'memoryview')) | 
 |         self.assertIsNone(getargs_z(None)) | 
 |  | 
 |     def test_z_star(self): | 
 |         from _testcapi import getargs_z_star | 
 |         self.assertEqual(getargs_z_star('abc\xe9'), b'abc\xc3\xa9') | 
 |         self.assertEqual(getargs_z_star('nul:\0'), b'nul:\0') | 
 |         self.assertEqual(getargs_z_star(b'bytes'), b'bytes') | 
 |         self.assertEqual(getargs_z_star(bytearray(b'bytearray')), b'bytearray') | 
 |         self.assertEqual(getargs_z_star(memoryview(b'memoryview')), b'memoryview') | 
 |         self.assertIsNone(getargs_z_star(None)) | 
 |  | 
 |     def test_z_hash(self): | 
 |         from _testcapi import getargs_z_hash | 
 |         self.assertEqual(getargs_z_hash('abc\xe9'), b'abc\xc3\xa9') | 
 |         self.assertEqual(getargs_z_hash('nul:\0'), b'nul:\0') | 
 |         self.assertEqual(getargs_z_hash(b'bytes'), b'bytes') | 
 |         self.assertRaises(TypeError, getargs_z_hash, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_z_hash, memoryview(b'memoryview')) | 
 |         self.assertIsNone(getargs_z_hash(None)) | 
 |  | 
 |     def test_y(self): | 
 |         from _testcapi import getargs_y | 
 |         self.assertRaises(TypeError, getargs_y, 'abc\xe9') | 
 |         self.assertEqual(getargs_y(b'bytes'), b'bytes') | 
 |         self.assertRaises(TypeError, getargs_y, b'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_y, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_y, memoryview(b'memoryview')) | 
 |         self.assertRaises(TypeError, getargs_y, None) | 
 |  | 
 |     def test_y_star(self): | 
 |         from _testcapi import getargs_y_star | 
 |         self.assertRaises(TypeError, getargs_y_star, 'abc\xe9') | 
 |         self.assertEqual(getargs_y_star(b'bytes'), b'bytes') | 
 |         self.assertEqual(getargs_y_star(b'nul:\0'), b'nul:\0') | 
 |         self.assertEqual(getargs_y_star(bytearray(b'bytearray')), b'bytearray') | 
 |         self.assertEqual(getargs_y_star(memoryview(b'memoryview')), b'memoryview') | 
 |         self.assertRaises(TypeError, getargs_y_star, None) | 
 |  | 
 |     def test_y_hash(self): | 
 |         from _testcapi import getargs_y_hash | 
 |         self.assertRaises(TypeError, getargs_y_hash, 'abc\xe9') | 
 |         self.assertEqual(getargs_y_hash(b'bytes'), b'bytes') | 
 |         self.assertEqual(getargs_y_hash(b'nul:\0'), b'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_y_hash, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_y_hash, memoryview(b'memoryview')) | 
 |         self.assertRaises(TypeError, getargs_y_hash, None) | 
 |  | 
 |     def test_w_star(self): | 
 |         # getargs_w_star() modifies first and last byte | 
 |         from _testcapi import getargs_w_star | 
 |         self.assertRaises(TypeError, getargs_w_star, 'abc\xe9') | 
 |         self.assertRaises(TypeError, getargs_w_star, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_w_star, b'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_w_star, memoryview(b'bytes')) | 
 |         self.assertEqual(getargs_w_star(bytearray(b'bytearray')), b'[ytearra]') | 
 |         self.assertEqual(getargs_w_star(memoryview(bytearray(b'memoryview'))), | 
 |                          b'[emoryvie]') | 
 |         self.assertRaises(TypeError, getargs_w_star, None) | 
 |  | 
 |  | 
 | class Unicode_TestCase(unittest.TestCase): | 
 |     def test_u(self): | 
 |         from _testcapi import getargs_u | 
 |         self.assertEqual(getargs_u('abc\xe9'), 'abc\xe9') | 
 |         self.assertRaises(TypeError, getargs_u, 'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_u, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_u, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_u, memoryview(b'memoryview')) | 
 |         self.assertRaises(TypeError, getargs_u, None) | 
 |  | 
 |     def test_u_hash(self): | 
 |         from _testcapi import getargs_u_hash | 
 |         self.assertEqual(getargs_u_hash('abc\xe9'), 'abc\xe9') | 
 |         self.assertEqual(getargs_u_hash('nul:\0'), 'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_u_hash, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_u_hash, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_u_hash, memoryview(b'memoryview')) | 
 |         self.assertRaises(TypeError, getargs_u_hash, None) | 
 |  | 
 |     def test_Z(self): | 
 |         from _testcapi import getargs_Z | 
 |         self.assertEqual(getargs_Z('abc\xe9'), 'abc\xe9') | 
 |         self.assertRaises(TypeError, getargs_Z, 'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_Z, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_Z, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_Z, memoryview(b'memoryview')) | 
 |         self.assertIsNone(getargs_Z(None)) | 
 |  | 
 |     def test_Z_hash(self): | 
 |         from _testcapi import getargs_Z_hash | 
 |         self.assertEqual(getargs_Z_hash('abc\xe9'), 'abc\xe9') | 
 |         self.assertEqual(getargs_Z_hash('nul:\0'), 'nul:\0') | 
 |         self.assertRaises(TypeError, getargs_Z_hash, b'bytes') | 
 |         self.assertRaises(TypeError, getargs_Z_hash, bytearray(b'bytearray')) | 
 |         self.assertRaises(TypeError, getargs_Z_hash, memoryview(b'memoryview')) | 
 |         self.assertIsNone(getargs_Z_hash(None)) | 
 |  | 
 |  | 
 | if __name__ == "__main__": | 
 |     unittest.main() |