Python operator.ipow() Examples

The following are 18 code examples of operator.ipow(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module operator , or try the search function .
Example #1
Source File: test_intbv.py    From myhdl with GNU Lesser General Public License v2.1 5 votes vote down vote up 
def testIPow(self):
        self.augmentedAssignCheck(operator.ipow, jmax=64)
Example #2
Source File: objectproxy.py    From CrossHair with MIT License 5 votes vote down vote up 
def __ipow__(self, other, *args):
        return operator.ipow(self._wrapped(), other, *args)
Example #3
Source File: expr.py    From owasp-pysec with Apache License 2.0 5 votes vote down vote up 
def __ipow__(self, other):
        return Expression((self, other), operator.ipow)
Example #4
Source File: test_unit.py    From cadquery-freecad-module with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def test_unitcontainer_arithmetic(self):
        x = UnitsContainer(meter=1)
        y = UnitsContainer(second=1)
        z = UnitsContainer(meter=1, second=-2)

        self._test_not_inplace(op.mul, x, y, UnitsContainer(meter=1, second=1))
        self._test_not_inplace(op.truediv, x, y, UnitsContainer(meter=1, second=-1))
        self._test_not_inplace(op.pow, z, 2, UnitsContainer(meter=2, second=-4))
        self._test_not_inplace(op.pow, z, -2, UnitsContainer(meter=-2, second=4))

        self._test_inplace(op.imul, x, y, UnitsContainer(meter=1, second=1))
        self._test_inplace(op.itruediv, x, y, UnitsContainer(meter=1, second=-1))
        self._test_inplace(op.ipow, z, 2, UnitsContainer(meter=2, second=-4))
        self._test_inplace(op.ipow, z, -2, UnitsContainer(meter=-2, second=4))
Example #5
Source File: test_numpy.py    From cadquery-freecad-module with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def test_exponentiation_array_exp_2(self):
        arr = np.array(range(3), dtype=np.float)
        #q = self.Q_(copy.copy(arr), None)
        q = self.Q_(copy.copy(arr), 'meter')
        arr_cp = copy.copy(arr)
        q_cp = copy.copy(q)
        # this fails as expected since numpy 1.8.0 but...
        self.assertRaises(DimensionalityError, op.pow, arr_cp, q_cp)
        # ..not for op.ipow !
        # q_cp is treated as if it is an array. The units are ignored.
        # _Quantity.__ipow__ is never called
        arr_cp = copy.copy(arr)
        q_cp = copy.copy(q)
        self.assertRaises(DimensionalityError, op.ipow, arr_cp, q_cp)
Example #6
Source File: test_numpy.py    From cadquery-freecad-module with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def test_exponentiation_array_exp(self):
        arr = np.array(range(3), dtype=np.float)
        q = self.Q_(arr, None)

        for op_ in [op.pow, op.ipow]:
            q_cp = copy.copy(q)
            self.assertRaises(DimensionalityError, op_, 2., q_cp)
            arr_cp = copy.copy(arr)
            arr_cp = copy.copy(arr)
            q_cp = copy.copy(q)
            self.assertRaises(DimensionalityError, op_, q_cp, arr_cp)
            q_cp = copy.copy(q)
            q2_cp = copy.copy(q)
            self.assertRaises(DimensionalityError, op_, q_cp, q2_cp)
Example #7
Source File: test_quantity.py    From cadquery-freecad-module with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def test_inplace_exponentiation(self, input_tuple, expected):
        self.ureg.default_as_delta = False
        in1, in2 = input_tuple
        if type(in1) is tuple and type(in2) is tuple:
            (q1v, q1u), (q2v, q2u) = in1, in2
            in1 = self.Q_(*(np.array([q1v]*2, dtype=np.float), q1u))
            in2 = self.Q_(q2v, q2u)
        elif not type(in1) is tuple and type(in2) is tuple:
            in2 = self.Q_(*in2)
        else:
            in1 = self.Q_(*in1)

        input_tuple = in1, in2

        expected_copy = expected[:]
        for i, mode in enumerate([False, True]):
            self.ureg.autoconvert_offset_to_baseunit = mode
            in1_cp = copy.copy(in1)
            if expected_copy[i] == 'error':
                self.assertRaises((OffsetUnitCalculusError,
                                   DimensionalityError), op.ipow, in1_cp, in2)
            else:
                if type(expected_copy[i]) is tuple:
                    expected = self.Q_(np.array([expected_copy[i][0]]*2,
                                                dtype=np.float),
                                       expected_copy[i][1])
                    self.assertEqual(op.ipow(in1_cp, in2).units, expected.units)
                else:
                    expected = np.array([expected_copy[i]]*2, dtype=np.float)


                in1_cp = copy.copy(in1)
                self.assertQuantityAlmostEqual(op.ipow(in1_cp, in2), expected)
Example #8
Source File: test_ndarray_elementwise_op.py    From cupy with MIT License 5 votes vote down vote up 
def check_broadcasted_ipow(self, xp, x_type, y_type):
        a = xp.array([[1, 2, 3], [4, 5, 6]], x_type)
        b = xp.array([[1], [2]], y_type)
        return operator.ipow(a, b)
Example #9
Source File: test_ndarray_elementwise_op.py    From cupy with MIT License 5 votes vote down vote up 
def check_ipow_array(self, xp, x_type, y_type):
        a = xp.array([[1, 2, 3], [4, 5, 6]], x_type)
        b = xp.array([[6, 5, 4], [3, 2, 1]], y_type)
        return operator.ipow(a, b)
Example #10
Source File: test_ndarray_elementwise_op.py    From cupy with MIT License 5 votes vote down vote up 
def check_ipow_scalar(self, xp, x_type, y_type):
        a = xp.array([[1, 2, 3], [4, 5, 6]], x_type)
        return operator.ipow(a, y_type(3))
Example #11
Source File: test_Signal.py    From myhdl with GNU Lesser General Public License v2.1 5 votes vote down vote up 
def testIPow(self):
        self.augmentedAssignCheck(operator.ipow, jmax=64)
Example #12
Source File: test_operator.py    From oss-ftp with MIT License 4 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")
Example #13
Source File: test_operator.py    From BinderFilter with MIT License 4 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")
Example #14
Source File: test_operator.py    From gcblue with BSD 3-Clause "New" or "Revised" License 4 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")
Example #15
Source File: test_operator.py    From medicare-demo with Apache License 2.0 4 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")
Example #16
Source File: test_operator.py    From CTFCrackTools-V2 with GNU General Public License v3.0 4 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")
Example #17
Source File: test_operator.py    From CTFCrackTools with GNU General Public License v3.0 4 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")
Example #18
Source File: test_operator.py    From ironpython2 with Apache License 2.0 3 votes vote down vote up 
def test_inplace(self):
        class C(object):
            def __iadd__     (self, other): return "iadd"
            def __iand__     (self, other): return "iand"
            def __idiv__     (self, other): return "idiv"
            def __ifloordiv__(self, other): return "ifloordiv"
            def __ilshift__  (self, other): return "ilshift"
            def __imod__     (self, other): return "imod"
            def __imul__     (self, other): return "imul"
            def __ior__      (self, other): return "ior"
            def __ipow__     (self, other): return "ipow"
            def __irshift__  (self, other): return "irshift"
            def __isub__     (self, other): return "isub"
            def __itruediv__ (self, other): return "itruediv"
            def __ixor__     (self, other): return "ixor"
            def __getitem__(self, other): return 5  # so that C is a sequence
        c = C()
        self.assertEqual(operator.iadd     (c, 5), "iadd")
        self.assertEqual(operator.iand     (c, 5), "iand")
        self.assertEqual(operator.idiv     (c, 5), "idiv")
        self.assertEqual(operator.ifloordiv(c, 5), "ifloordiv")
        self.assertEqual(operator.ilshift  (c, 5), "ilshift")
        self.assertEqual(operator.imod     (c, 5), "imod")
        self.assertEqual(operator.imul     (c, 5), "imul")
        self.assertEqual(operator.ior      (c, 5), "ior")
        self.assertEqual(operator.ipow     (c, 5), "ipow")
        self.assertEqual(operator.irshift  (c, 5), "irshift")
        self.assertEqual(operator.isub     (c, 5), "isub")
        self.assertEqual(operator.itruediv (c, 5), "itruediv")
        self.assertEqual(operator.ixor     (c, 5), "ixor")
        self.assertEqual(operator.iconcat  (c, c), "iadd")
        self.assertEqual(operator.irepeat  (c, 5), "imul")
        self.assertEqual(operator.__iadd__     (c, 5), "iadd")
        self.assertEqual(operator.__iand__     (c, 5), "iand")
        self.assertEqual(operator.__idiv__     (c, 5), "idiv")
        self.assertEqual(operator.__ifloordiv__(c, 5), "ifloordiv")
        self.assertEqual(operator.__ilshift__  (c, 5), "ilshift")
        self.assertEqual(operator.__imod__     (c, 5), "imod")
        self.assertEqual(operator.__imul__     (c, 5), "imul")
        self.assertEqual(operator.__ior__      (c, 5), "ior")
        self.assertEqual(operator.__ipow__     (c, 5), "ipow")
        self.assertEqual(operator.__irshift__  (c, 5), "irshift")
        self.assertEqual(operator.__isub__     (c, 5), "isub")
        self.assertEqual(operator.__itruediv__ (c, 5), "itruediv")
        self.assertEqual(operator.__ixor__     (c, 5), "ixor")
        self.assertEqual(operator.__iconcat__  (c, c), "iadd")
        self.assertEqual(operator.__irepeat__  (c, 5), "imul")