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)
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)
def operator_ipow(size):
a = Array(size, 'int32')
b = Array(size, 'int32')
for i in range(size):
a[i] = nb_types.int32(i+1)
b[i] = nb_types.int32(size-i)
operator.ipow(a, b)
return a
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...
with pytest.raises(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)
with pytest.raises(DimensionalityError):
op.ipow(arr_cp, q_cp)
def test_inplace(self):
#operator = self.module
class C(object):
def __iadd__ (self, other): return "iadd"
def __iand__ (self, other): return "iand"
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.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")
def main():
x,y = 5,6
a,b = 7,8
# Incremental Add : x += y
iAdd = operator.iadd(5, 6)
print("iAdd: ", iAdd)
# Incremental Concatenate
iConCat = operator.iconcat("Hello", "World")
print("iConCat:", iConCat)
# Incremental Subtraction
iSub = operator.isub(5, 6)
print("iSub: ", iSub)
# Incremental Multiplication
iMul = operator.imul(5,6)
print("iMul:", iMul)
# Incremental Division
iDiv = operator.itruediv(10, 5)
print("iDiv: ", iDiv)
# Incremental Modulus
iMod = operator.imod(10, 6)
print("iMod: ", iMod)
# Incremental Exponential
iPow = operator.ipow(2, 4)
print("iPow: ", iPow)
def test_inplace(self):
#operator = self.module
class C(object):
def __iadd__(self, other):
return "iadd"
def __iand__(self, other):
return "iand"
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.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")
def __pow__(self, other):
ret = copy.copy(self)
return operator.ipow(ret, other)
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)
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)
def check_ipow_scalar(self, xp, x_type, y_type):
a = testing.shaped_arange((2, 3), xp, x_type)
return operator.ipow(a, y_type(3))
# Working of ixor() and ipow()
import operator
x = 10
y = 5
# using ixor() to exclusive or and assign value
x = operator.ixor(x, y)
print("The value after xoring and assigning : ", end="")
print(x)
# using ipow() to exponentiate and assign value
x = 5
y = 4
x = operator.ipow(x, y)
print("The value after exponentiating and assigning : ", end="")
print(x)
# using ior() to or, and assign value
x = 10
y = 5
x = operator.ior(x, y)
print("The value after bitwise or, and assigning : ", end="")
print(x)
x = 5
y = 4
x = operator.iand(x, y)
print("The value after bitwise and, and assigning : ", end="")
print(x)
def __ipow__(self, other, *args):
return operator.ipow(self._wrapped(), other, *args)
def __pow__(self, other):
ret = copy.copy(self)
return operator.ipow(ret, other)
def update_event(self, inp=-1):
self.set_output_val(0, operator.ipow(self.input(0), self.input(1)))
print(li)
operator.delitem(li, slice(1, 4))
print(li)
print(operator.getitem(li, slice(0, 2)))
s1 = "testing "
s2 = "operator"
print(operator.concat(s1, s2))
if (operator.contains(s1, s2)):
print("Contains")
else:
print("It doesn't")
a = 1
b = 0
print(operator.and_(a, b))
print(operator.or_(a, b))
print(operator.invert(a))
x = 10
y = 5
print(operator.iadd(x, y))
print(operator.isub(x, y))
print(operator.iconcat(s1, s2))
print(operator.imul(x, y))
print(operator.itruediv(x, y))
print(operator.imod(x, y))
print(operator.ixor(x, y))
print(operator.ipow(x, y))
print(operator.iand(x, y))
print(operator.ior(x, y))
print(operator.ilshift(x, y))
print(operator.irshift(x, y))
def check_broadcasted_ipow(self, xp, x_type, y_type):
a = testing.shaped_arange((2, 3), dtype=x_type)
b = testing.shaped_arange((2, 1), dtype=y_type)
return operator.ipow(a, b)
def check_ipow_array(self, xp, x_type, y_type):
a = testing.shaped_arange((2, 3), xp, x_type)
b = testing.shaped_reverse_arange((2, 3), xp, y_type)
return operator.ipow(a, b)
def check_ipow_scalar(self, xp, x_type, y_type):
a = testing.shaped_arange((2, 3), xp, x_type)
return operator.ipow(a, y_type(3))
def check_ipow_array(self, xp, x_type, y_type):
a = testing.shaped_arange((2, 3), xp, x_type)
b = testing.shaped_reverse_arange((2, 3), xp, y_type)
return operator.ipow(a, b)
print("the string after concatenation is : ", end="")
print(y)
x = operator.isub(2, 3)
print("the value after subtracting and assiging : ", end="")
print(x)
x = operator.imul(2, 3)
print("the value after multiplying and assiging : ", end="")
print(x)
x = operator.itruediv(2, 3)
print("the value after dividing and assign : ", end="")
print(x)
x = operator.ixor(10, 5)
print("the value after xoring and assigning : ", end="")
print(x)
x = operator.ipow(5, 4)
print("the value after exponentiating and assigning : ", end="")
print(x)
x = operator.ilshift(8, 2)
print("the value after bitwise left shift and assigning : ", end="")
print(x)
x = operator.irshift(8, 2)
print("the value after bitwise right shift and assigning : ", end="")
print(x)
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)
b = 2 print(operator.imod(a, b)) """7. ixor() :- This function is used to assign and xor the current value. This operation does “a^ = b” operation. Assigning is not performed in case of immutable containers, such as strings, numbers and tuples.""" a = 1 b = 0 print(operator.ixor(a, b)) """8.ipow() :- This function is used to assign and exponentiate the current value. This operation does “a ** = b” operation. Assigning is not performed in case of immutable containers, such as strings, numbers and tuples.""" a = 3 b = 2 print(operator.ipow(a, b)) """9.iand() :- This function is used to assign and bitwise and the current value. This operation does “a &= b” operation. Assigning is not performed in case of immutable containers, such as strings, numbers and tuples""" a = 1 b = 1 print(operator.iand(a, b)) """10.ior()- This function is used to assign and bitwise or the current value. This operation does “a |=b ” operation. Assigning is not performed in case of immutable containers, such as strings, numbers and tuples.""" a = 5 b = 1 print(operator.ior(a, b)) """11.ilshift()-This function is used to assign and bitwise leftshift the current value by second argument. This operation does “a <<=b ” operation. Assigning is not
def check_broadcasted_ipow(self, xp, x_type, y_type):
a = testing.shaped_arange((2, 3), dtype=x_type)
b = testing.shaped_arange((2, 1), dtype=y_type)
return operator.ipow(a, b)
def ipow_usecase(x, y):
return operator.ipow(x, y)
def test_operator():
my_assert(operator.add(2, 2) == 4, "add operator")
my_assert(operator.ipow(3, 2) == 9, "ipow operator")
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)
def ipow_usecase(x, y):
return operator.ipow(x, y)
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))
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))
