def check_backward(self, x_data, y_data, z_grad):
if self.right_const:
op = lambda x: operator.matmul(x, y_data)
data = (x_data,)
elif self.left_const:
op = lambda y: operator.matmul(x_data, y)
data = (y_data,)
else:
op = operator.matmul
data = x_data, y_data
if self.dtype == numpy.float16:
options = {"atol": 1e-3, "rtol": 1e-3}
else:
options = {"atol": 1e-4, "rtol": 1e-4}
gradient_check.check_backward(op, data, z_grad, dtype=numpy.float64, **options)
def check_forward(self, x_data, y_data):
if self.left_const:
x = x_data
else:
x = chainer.Variable(x_data)
if self.right_const:
y = y_data
else:
y = chainer.Variable(y_data)
z = operator.matmul(x, y)
if self.dtype == numpy.float16:
options = {'atol': 1e-3, 'rtol': 1e-3}
else:
options = {'atol': 1e-7, 'rtol': 1e-7}
testing.assert_allclose(
operator.matmul(self.x, self.y), z.data, **options)
def test_operator_matmul(self, xp, dtype1, dtype2):
if dtype1 == numpy.float16 and dtype2 == numpy.int8:
return xp.array([])
if dtype2 == numpy.float16 and dtype1 == numpy.int8:
return xp.array([])
x1 = testing.shaped_arange(self.shape_pair[0], xp, dtype1)
x2 = testing.shaped_arange(self.shape_pair[1], xp, dtype2)
return operator.matmul(x1, x2)
def test_matmul(self):
D = {'shape': self.A.shape,
'matvec': lambda x: np.dot(self.A, x).reshape(self.A.shape[0]),
'rmatvec': lambda x: np.dot(self.A.T.conj(),
x).reshape(self.A.shape[1]),
'rmatmat': lambda x: np.dot(self.A.T.conj(), x),
'matmat': lambda x: np.dot(self.A, x)}
A = interface.LinearOperator(**D)
B = np.array([[1, 2, 3],
[4, 5, 6],
[7, 8, 9]])
b = B[0]
assert_equal(operator.matmul(A, b), A * b)
assert_equal(operator.matmul(A, B), A * B)
assert_raises(ValueError, operator.matmul, A, 2)
assert_raises(ValueError, operator.matmul, 2, A)
def test_matmul(self):
self.assertRaises(TypeError, operator.matmul)
self.assertRaises(TypeError, operator.matmul, 42, 42)
class M:
def __matmul__(self, other):
return other - 1
self.assertEqual(operator.matmul(M(), 42), 41)
def test_matmul(self):
if not TEST_MATMUL:
raise nose.SkipTest("matmul is only tested in Python 3.5+")
D = {
"shape": self.A.shape,
"matvec": lambda x: np.dot(self.A, x).reshape(self.A.shape[0]),
"rmatvec": lambda x: np.dot(self.A.T.conj(), x).reshape(self.A.shape[1]),
"matmat": lambda x: np.dot(self.A, x),
}
A = interface.LinearOperator(**D)
B = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]])
b = B[0]
assert_equal(operator.matmul(A, b), A * b)
assert_equal(operator.matmul(A, B), A * B)
assert_raises(ValueError, operator.matmul, A, 2)
assert_raises(ValueError, operator.matmul, 2, A)
def test_matmul(self):
if not TEST_MATMUL:
raise nose.SkipTest("matmul is only tested in Python 3.5+")
D = {'shape': self.A.shape,
'matvec': lambda x: np.dot(self.A, x).reshape(self.A.shape[0]),
'rmatvec': lambda x: np.dot(self.A.T.conj(),
x).reshape(self.A.shape[1]),
'matmat': lambda x: np.dot(self.A, x)}
A = interface.LinearOperator(**D)
B = np.array([[1, 2, 3],
[4, 5, 6],
[7, 8, 9]])
b = B[0]
assert_equal(operator.matmul(A, b), A * b)
assert_equal(operator.matmul(A, B), A * B)
assert_raises(ValueError, operator.matmul, A, 2)
assert_raises(ValueError, operator.matmul, 2, A)
def testSparseMatmul(self):
X = jnp.arange(16).reshape(4, 4)
Xsp = BCOO.fromdense(X)
Y = jnp.ones(4)
Ysp = BCOO.fromdense(Y)
# dot_general
result_sparse = self.sparsify(operator.matmul)(Xsp, Y)
result_dense = operator.matmul(X, Y)
self.assertAllClose(result_sparse, result_dense)
# rdot_general
result_sparse = self.sparsify(operator.matmul)(Y, Xsp)
result_dense = operator.matmul(Y, X)
self.assertAllClose(result_sparse, result_dense)
# spdot_general
result_sparse = self.sparsify(operator.matmul)(Xsp, Ysp)
result_dense = operator.matmul(X, Y)
self.assertAllClose(result_sparse.todense(), result_dense)
def check_backward(self, x_data, y_data, z_grad):
if self.right_const:
op = lambda x: operator.matmul(x, y_data)
data = x_data,
elif self.left_const:
op = lambda y: operator.matmul(x_data, y)
data = y_data,
else:
op = operator.matmul
data = x_data, y_data
if self.dtype == numpy.float16:
options = {'atol': 1e-3, 'rtol': 1e-3}
else:
options = {'atol': 1e-4, 'rtol': 1e-4}
gradient_check.check_backward(op,
data,
z_grad,
dtype=numpy.float64,
**options)
def test_dot(a_shape, b_shape, a_format, b_format, a_comp_axes, b_comp_axes):
if a_format == "coo" or len(a_shape) == 1:
a_comp_axes = None
if b_format == "coo" or len(b_shape) == 1:
b_comp_axes = None
sa = sparse.random(
a_shape, density=0.5, format=a_format, compressed_axes=a_comp_axes
)
sb = sparse.random(
b_shape, density=0.5, format=b_format, compressed_axes=b_comp_axes
)
a = sa.todense()
b = sb.todense()
assert_eq(a.dot(b), sa.dot(sb))
assert_eq(np.dot(a, b), sparse.dot(sa, sb))
assert_eq(sparse.dot(sa, b), sparse.dot(a, sb))
assert_eq(np.dot(a, b), sparse.dot(sa, sb))
# Basic equivalences
assert_eq(operator.matmul(a, b), operator.matmul(sa, sb))
def check_forward(self, x_data, y_data):
if self.left_const:
x = x_data
else:
x = chainer.Variable(x_data)
if self.right_const:
y = y_data
else:
y = chainer.Variable(y_data)
z = operator.matmul(x, y)
if self.dtype == numpy.float16:
options = {'atol': 1e-3, 'rtol': 1e-3}
else:
options = {'atol': 1e-7, 'rtol': 1e-7}
testing.assert_allclose(self.x.dot(self.y), z.data, **options)
def test_nb_ops_binary(self):
import operator
mod = self.make_module(r"""
@DEFINE_PointObject
#define MYSLOT(NAME) \
HPyDef_SLOT(p_##NAME, NAME##_impl, HPy_nb_##NAME); \
static HPy NAME##_impl(HPyContext ctx, HPy self, HPy other) \
{ \
HPy s = HPyUnicode_FromString(ctx, #NAME); \
HPy res = HPyTuple_Pack(ctx, 3, self, s, other); \
HPy_Close(ctx, s); \
return res; \
}
MYSLOT(add)
MYSLOT(and)
MYSLOT(divmod)
MYSLOT(floor_divide)
MYSLOT(lshift)
MYSLOT(multiply)
MYSLOT(or)
MYSLOT(remainder)
MYSLOT(rshift)
MYSLOT(subtract)
MYSLOT(true_divide)
MYSLOT(xor)
MYSLOT(matrix_multiply)
@EXPORT_POINT_TYPE(&p_add, &p_and, &p_divmod, &p_floor_divide, &p_lshift, &p_multiply, &p_or, &p_remainder, &p_rshift, &p_subtract, &p_true_divide, &p_xor, &p_matrix_multiply)
@INIT
""")
p = mod.Point()
assert p + 42 == (p, "add", 42)
assert p & 42 == (p, "and", 42)
assert divmod(p, 42) == (p, "divmod", 42)
assert p // 42 == (p, "floor_divide", 42)
assert p << 42 == (p, "lshift", 42)
assert p * 42 == (p, "multiply", 42)
assert p | 42 == (p, "or", 42)
assert p % 42 == (p, "remainder", 42)
assert p >> 42 == (p, "rshift", 42)
assert p - 42 == (p, "subtract", 42)
assert p / 42 == (p, "true_divide", 42)
assert p ^ 42 == (p, "xor", 42)
# we can't use '@' because we want to be importable on py27
assert operator.matmul(p, 42) == (p, "matrix_multiply", 42)
def matmul(
self, y: Union[int, float, torch.Tensor, "ReplicatedSharedTensor"]
) -> "ReplicatedSharedTensor":
"""Apply the "matmul" operation between "self" and "y".
Args:
y (Union[int, float, torch.Tensor, "ReplicatedSharedTensor"]): self@y
Returns:
ReplicatedSharedTensor: Result of the operation.
Raises:
ValueError: Raised when private matmul is performed parties!=3.
"""
y_tensor, session = self.sanity_checks(self, y)
is_private = isinstance(y, ReplicatedSharedTensor)
op_str = "matmul"
if is_private:
if session.nr_parties == 3:
from sympc.protocol import Falcon
result = [
Falcon.multiplication_protocol(self, y_tensor, op_str)
]
else:
raise ValueError(
"Private matmul between ReplicatedSharedTensors is allowed only for 3 parties"
)
else:
result = [
operator.matmul(share, y_tensor.shares[0])
for share in self.shares
]
tensor = ReplicatedSharedTensor(ring_size=self.ring_size,
session_uuid=self.session_uuid,
config=self.config)
tensor.shares = result
return tensor
def test_operator_matmul(self, xp, dtype1, dtype2):
x1 = testing.shaped_arange(self.shape_pair[0], xp, dtype1)
x2 = testing.shaped_arange(self.shape_pair[1], xp, dtype2)
return operator.matmul(x1, x2)
def op(x, y):
z = operator.matmul(x, y)
return z * z
def op(x):
z = operator.matmul(x, y_data)
return z * z
def op(x):
return operator.matmul(x, y_data)
def _get_immeditate_energies_avaialable_jit(spins, matrix, bias):
return -(2 * spins * (matmul(matrix, spins) + bias))
def _calculate_energy_change(new_spins, matrix, bias, action):
return 2 * new_spins[action] * (
matmul(new_spins.T, matrix[:, action]) + bias[action])
def _get_immeditate_energies_avaialable_jit(spins, matrix):
return 2 * spins * matmul(matrix, spins)
def op(y):
z = operator.matmul(x_data, y)
return z * z
def op(x):
z = operator.matmul(x, y_data)
return z * z
def op(y):
return operator.matmul(x_data, y)
def op(x):
return operator.matmul(x, y_data)
def matmul_usecase(x, y):
return operator.matmul(x, y)
def test_matmul(self):
other = mock.MagicMock()
self.assertEqual(operator.matmul(self.proxy, other),
operator.matmul(self.obj, other))
self.assertEqual(self.proxy.__matmul__(other),
operator.matmul(self.obj, other))
def op(x):
z = operator.matmul(x, y_data.astype(x.dtype))
return z * z
def _calculate_energy_jit(spins, matrix):
return -matmul(spins.T, matmul(matrix, spins)) / 2
def op(x, y):
z = operator.matmul(x, y)
return z * z
def _get_immeditate_cuts_avaialable_jit(spins, matrix):
return spins * matmul(matrix, spins)
def test_operator_matmul3(self, xp):
x1 = testing.shaped_arange(self.shape_pair[0], xp, numpy.int8)
x2 = testing.shaped_arange(self.shape_pair[1], xp, numpy.float16)
return operator.matmul(x1, x2)
def _calculate_energy_jit(spins, matrix, bias):
return matmul(spins.T, matmul(matrix, spins)) / 2 + matmul(
spins.T, bias)
def op(y):
return operator.matmul(x_data.astype(y.dtype), y)
def matmul(a, b):
if bpy.app.version < (2, 80):
return a * b
else:
return operator.matmul(a, b) # a @ b
def op(x):
return operator.matmul(x, y_data.astype(x.dtype))
def op(y):
return operator.matmul(x_data, y)
def __rmatmul__(self, other):
proxiee = _get_proxiee(self)
_logger.debug("__rmatmul__ on proxiee (%r)", proxiee)
# NOTE: this is equivalent to ``proxiee @ other`` but we cannot use
# this syntax as long as 3.4 and earlier have to be supported.
return operator.matmul(other, proxiee)
def op(y):
z = operator.matmul(x_data, y)
return z * z
def test_matmul(self):
# matmul test is for GH #10259
a = Series(np.random.randn(4), index=["p", "q", "r", "s"])
b = DataFrame(
np.random.randn(3, 4), index=["1", "2", "3"], columns=["p", "q", "r", "s"]
).T
# Series @ DataFrame -> Series
result = operator.matmul(a, b)
expected = Series(np.dot(a.values, b.values), index=["1", "2", "3"])
tm.assert_series_equal(result, expected)
# DataFrame @ Series -> Series
result = operator.matmul(b.T, a)
expected = Series(np.dot(b.T.values, a.T.values), index=["1", "2", "3"])
tm.assert_series_equal(result, expected)
# Series @ Series -> scalar
result = operator.matmul(a, a)
expected = np.dot(a.values, a.values)
tm.assert_almost_equal(result, expected)
# GH 21530
# vector (1D np.array) @ Series (__rmatmul__)
result = operator.matmul(a.values, a)
expected = np.dot(a.values, a.values)
tm.assert_almost_equal(result, expected)
# GH 21530
# vector (1D list) @ Series (__rmatmul__)
result = operator.matmul(a.values.tolist(), a)
expected = np.dot(a.values, a.values)
tm.assert_almost_equal(result, expected)
# GH 21530
# matrix (2D np.array) @ Series (__rmatmul__)
result = operator.matmul(b.T.values, a)
expected = np.dot(b.T.values, a.values)
tm.assert_almost_equal(result, expected)
# GH 21530
# matrix (2D nested lists) @ Series (__rmatmul__)
result = operator.matmul(b.T.values.tolist(), a)
expected = np.dot(b.T.values, a.values)
tm.assert_almost_equal(result, expected)
# mixed dtype DataFrame @ Series
a["p"] = int(a.p)
result = operator.matmul(b.T, a)
expected = Series(np.dot(b.T.values, a.T.values), index=["1", "2", "3"])
tm.assert_series_equal(result, expected)
# different dtypes DataFrame @ Series
a = a.astype(int)
result = operator.matmul(b.T, a)
expected = Series(np.dot(b.T.values, a.T.values), index=["1", "2", "3"])
tm.assert_series_equal(result, expected)
msg = r"Dot product shape mismatch, \(4,\) vs \(3,\)"
# exception raised is of type Exception
with pytest.raises(Exception, match=msg):
a.dot(a.values[:3])
msg = "matrices are not aligned"
with pytest.raises(ValueError, match=msg):
a.dot(b.T)
def matmul_usecase(x, y):
return operator.matmul(x, y)
def test_invalid_type(self):
x = chainer.Variable(self.x)
y = chainer.Variable(self.y)
with pytest.raises(type_check.InvalidType):
operator.matmul(x, y)
def cos_sim(v1, v2):
norm = np.linalg.norm(v1) * np.linalg.norm(v2)
return matmul(v1, v2) / norm if norm else -1
def test_operator_matmul(self, xp, dtype1, dtype2):
if not numpy.result_type(dtype1, dtype2) == numpy.float32:
return xp.array([])
x1 = xp.array(self.x1, dtype=dtype1)
x2 = xp.array(self.x2, dtype=dtype2)
return operator.matmul(x1, x2)
def test_matmul(self):
# matmul test is for GH#10259
a = DataFrame(np.random.randn(3, 4),
index=["a", "b", "c"],
columns=["p", "q", "r", "s"])
b = DataFrame(np.random.randn(4, 2),
index=["p", "q", "r", "s"],
columns=["one", "two"])
# DataFrame @ DataFrame
result = operator.matmul(a, b)
expected = DataFrame(np.dot(a.values, b.values),
index=["a", "b", "c"],
columns=["one", "two"])
tm.assert_frame_equal(result, expected)
# DataFrame @ Series
result = operator.matmul(a, b.one)
expected = Series(np.dot(a.values, b.one.values),
index=["a", "b", "c"])
tm.assert_series_equal(result, expected)
# np.array @ DataFrame
result = operator.matmul(a.values, b)
assert isinstance(result, DataFrame)
assert result.columns.equals(b.columns)
assert result.index.equals(Index(range(3)))
expected = np.dot(a.values, b.values)
tm.assert_almost_equal(result.values, expected)
# nested list @ DataFrame (__rmatmul__)
result = operator.matmul(a.values.tolist(), b)
expected = DataFrame(np.dot(a.values, b.values),
index=["a", "b", "c"],
columns=["one", "two"])
tm.assert_almost_equal(result.values, expected.values)
# mixed dtype DataFrame @ DataFrame
a["q"] = a.q.round().astype(int)
result = operator.matmul(a, b)
expected = DataFrame(np.dot(a.values, b.values),
index=["a", "b", "c"],
columns=["one", "two"])
tm.assert_frame_equal(result, expected)
# different dtypes DataFrame @ DataFrame
a = a.astype(int)
result = operator.matmul(a, b)
expected = DataFrame(np.dot(a.values, b.values),
index=["a", "b", "c"],
columns=["one", "two"])
tm.assert_frame_equal(result, expected)
# unaligned
df = DataFrame(np.random.randn(3, 4),
index=[1, 2, 3],
columns=range(4))
df2 = DataFrame(np.random.randn(5, 3),
index=range(5),
columns=[1, 2, 3])
with pytest.raises(ValueError, match="aligned"):
operator.matmul(df, df2)
def _calculate_energy_change(new_spins, matrix, action):
return -2 * new_spins[action] * matmul(new_spins.T, matrix[:, action])
def _calculate_cut_change(new_spins, matrix, action):
return -1 * new_spins[action] * matmul(new_spins.T, matrix[:, action])
def op(y):
z = operator.matmul(x_data.astype(y.dtype), y)
return z * z
