Python operator.ipow方法代碼示例

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
def testIPow(self):
        self.augmentedAssignCheck(operator.ipow, jmax=64) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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)) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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)) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
def __ipow__(self, other):
        return Expression((self, other), operator.ipow) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
def __ipow__(self, other, *args):
        return operator.ipow(self._wrapped(), other, *args) 

# 需要導入模塊: import operator [as 別名]
# 或者: from operator import ipow [as 別名]
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")