def test_arithmetic(): x = np.arange(5).astype('f4') + 2 y = np.arange(5).astype('i8') + 2 z = np.arange(5).astype('i4') + 2 a = da.from_array(x, chunks=(2,)) b = da.from_array(y, chunks=(2,)) c = da.from_array(z, chunks=(2,)) assert eq(a + b, x + y) assert eq(a * b, x * y) assert eq(a - b, x - y) assert eq(a / b, x / y) assert eq(b & b, y & y) assert eq(b | b, y | y) assert eq(b ^ b, y ^ y) assert eq(a // b, x // y) assert eq(a ** b, x ** y) assert eq(a % b, x % y) assert eq(a > b, x > y) assert eq(a < b, x < y) assert eq(a >= b, x >= y) assert eq(a <= b, x <= y) assert eq(a == b, x == y) assert eq(a != b, x != y) assert eq(a + 2, x + 2) assert eq(a * 2, x * 2) assert eq(a - 2, x - 2) assert eq(a / 2, x / 2) assert eq(b & True, y & True) assert eq(b | True, y | True) assert eq(b ^ True, y ^ True) assert eq(a // 2, x // 2) assert eq(a ** 2, x ** 2) assert eq(a % 2, x % 2) assert eq(a > 2, x > 2) assert eq(a < 2, x < 2) assert eq(a >= 2, x >= 2) assert eq(a <= 2, x <= 2) assert eq(a == 2, x == 2) assert eq(a != 2, x != 2) assert eq(2 + b, 2 + y) assert eq(2 * b, 2 * y) assert eq(2 - b, 2 - y) assert eq(2 / b, 2 / y) assert eq(True & b, True & y) assert eq(True | b, True | y) assert eq(True ^ b, True ^ y) assert eq(2 // b, 2 // y) assert eq(2 ** b, 2 ** y) assert eq(2 % b, 2 % y) assert eq(2 > b, 2 > y) assert eq(2 < b, 2 < y) assert eq(2 >= b, 2 >= y) assert eq(2 <= b, 2 <= y) assert eq(2 == b, 2 == y) assert eq(2 != b, 2 != y) assert eq(-a, -x) assert eq(abs(a), abs(x)) assert eq(~(a == b), ~(x == y)) assert eq(~(a == b), ~(x == y)) assert eq(da.logaddexp(a, b), np.logaddexp(x, y)) assert eq(da.logaddexp2(a, b), np.logaddexp2(x, y)) assert eq(da.exp(b), np.exp(y)) assert eq(da.log(a), np.log(x)) assert eq(da.log10(a), np.log10(x)) assert eq(da.log1p(a), np.log1p(x)) assert eq(da.expm1(b), np.expm1(y)) assert eq(da.sqrt(a), np.sqrt(x)) assert eq(da.square(a), np.square(x)) assert eq(da.sin(a), np.sin(x)) assert eq(da.cos(b), np.cos(y)) assert eq(da.tan(a), np.tan(x)) assert eq(da.arcsin(b/10), np.arcsin(y/10)) assert eq(da.arccos(b/10), np.arccos(y/10)) assert eq(da.arctan(b/10), np.arctan(y/10)) assert eq(da.arctan2(b*10, a), np.arctan2(y*10, x)) assert eq(da.hypot(b, a), np.hypot(y, x)) assert eq(da.sinh(a), np.sinh(x)) assert eq(da.cosh(b), np.cosh(y)) assert eq(da.tanh(a), np.tanh(x)) assert eq(da.arcsinh(b*10), np.arcsinh(y*10)) assert eq(da.arccosh(b*10), np.arccosh(y*10)) assert eq(da.arctanh(b/10), np.arctanh(y/10)) assert eq(da.deg2rad(a), np.deg2rad(x)) assert eq(da.rad2deg(a), np.rad2deg(x)) assert eq(da.logical_and(a < 1, b < 4), np.logical_and(x < 1, y < 4)) assert eq(da.logical_or(a < 1, b < 4), np.logical_or(x < 1, y < 4)) assert eq(da.logical_xor(a < 1, b < 4), np.logical_xor(x < 1, y < 4)) assert eq(da.logical_not(a < 1), np.logical_not(x < 1)) assert eq(da.maximum(a, 5 - a), np.maximum(a, 5 - a)) assert eq(da.minimum(a, 5 - a), np.minimum(a, 5 - a)) assert eq(da.fmax(a, 5 - a), np.fmax(a, 5 - a)) assert eq(da.fmin(a, 5 - a), np.fmin(a, 5 - a)) assert eq(da.isreal(a + 1j * b), np.isreal(x + 1j * y)) assert eq(da.iscomplex(a + 1j * b), np.iscomplex(x + 1j * y)) assert eq(da.isfinite(a), np.isfinite(x)) assert eq(da.isinf(a), np.isinf(x)) assert eq(da.isnan(a), np.isnan(x)) assert eq(da.signbit(a - 3), np.signbit(x - 3)) assert eq(da.copysign(a - 3, b), np.copysign(x - 3, y)) assert eq(da.nextafter(a - 3, b), np.nextafter(x - 3, y)) assert eq(da.ldexp(c, c), np.ldexp(z, z)) assert eq(da.fmod(a * 12, b), np.fmod(x * 12, y)) assert eq(da.floor(a * 0.5), np.floor(x * 0.5)) assert eq(da.ceil(a), np.ceil(x)) assert eq(da.trunc(a / 2), np.trunc(x / 2)) assert eq(da.degrees(b), np.degrees(y)) assert eq(da.radians(a), np.radians(x)) assert eq(da.rint(a + 0.3), np.rint(x + 0.3)) assert eq(da.fix(a - 2.5), np.fix(x - 2.5)) assert eq(da.angle(a + 1j), np.angle(x + 1j)) assert eq(da.real(a + 1j), np.real(x + 1j)) assert eq((a + 1j).real, np.real(x + 1j)) assert eq(da.imag(a + 1j), np.imag(x + 1j)) assert eq((a + 1j).imag, np.imag(x + 1j)) assert eq(da.conj(a + 1j * b), np.conj(x + 1j * y)) assert eq((a + 1j * b).conj(), (x + 1j * y).conj()) assert eq(da.clip(b, 1, 4), np.clip(y, 1, 4)) assert eq(da.fabs(b), np.fabs(y)) assert eq(da.sign(b - 2), np.sign(y - 2)) l1, l2 = da.frexp(a) r1, r2 = np.frexp(x) assert eq(l1, r1) assert eq(l2, r2) l1, l2 = da.modf(a) r1, r2 = np.modf(x) assert eq(l1, r1) assert eq(l2, r2) assert eq(da.around(a, -1), np.around(x, -1))
import dask import dask.array as da from dask.array.numpy_compat import _numpy_117 from dask.array.utils import assert_eq, IS_NEP18_ACTIVE sparse = pytest.importorskip("sparse") if sparse: # Test failures on older versions of Numba. # Conda-Forge provides 0.35.0 on windows right now, causing failures like # searchsorted() got an unexpected keyword argument 'side' pytest.importorskip("numba", minversion="0.40.0") functions = [ lambda x: x, lambda x: da.expm1(x), lambda x: 2 * x, lambda x: x / 2, lambda x: x ** 2, lambda x: x + x, lambda x: x * x, lambda x: x[0], lambda x: x[:, 1], lambda x: x[:1, None, 1:3], lambda x: x.T, lambda x: da.transpose(x, (1, 2, 0)), lambda x: x.sum(), lambda x: x.mean(), lambda x: x.moment(order=0), pytest.param( lambda x: x.std(),
assert tokenize(m) == tokenize(m) assert tokenize(m2) == tokenize(m2) assert tokenize(m3) == tokenize(m3) assert tokenize(m) != tokenize(m2) assert tokenize(m) != tokenize(m3) def test_from_array_masked_array(): m = np.ma.masked_array([1, 2, 3], mask=[True, True, False], fill_value=10) dm = da.from_array(m, chunks=(2,), asarray=False) assert_eq(dm, m) functions = [ lambda x: x, lambda x: da.expm1(x), lambda x: 2 * x, lambda x: x / 2, lambda x: x**2, lambda x: x + x, lambda x: x * x, lambda x: x[0], lambda x: x[:, 1], lambda x: x[:1, None, 1:3], lambda x: x.T, lambda x: da.transpose(x, (1, 2, 0)), lambda x: x.sum(), lambda x: x.dot(np.arange(x.shape[-1])), lambda x: x.dot(np.eye(x.shape[-1])), lambda x: da.tensordot(x, np.ones(x.shape[:2]), axes=[(0, 1), (0, 1)]), lambda x: x.sum(axis=0),
def test_arithmetic(): x = np.arange(5).astype('f4') + 2 y = np.arange(5).astype('i8') + 2 z = np.arange(5).astype('i4') + 2 a = da.from_array(x, chunks=(2, )) b = da.from_array(y, chunks=(2, )) c = da.from_array(z, chunks=(2, )) assert eq(a + b, x + y) assert eq(a * b, x * y) assert eq(a - b, x - y) assert eq(a / b, x / y) assert eq(b & b, y & y) assert eq(b | b, y | y) assert eq(b ^ b, y ^ y) assert eq(a // b, x // y) assert eq(a**b, x**y) assert eq(a % b, x % y) assert eq(a > b, x > y) assert eq(a < b, x < y) assert eq(a >= b, x >= y) assert eq(a <= b, x <= y) assert eq(a == b, x == y) assert eq(a != b, x != y) assert eq(a + 2, x + 2) assert eq(a * 2, x * 2) assert eq(a - 2, x - 2) assert eq(a / 2, x / 2) assert eq(b & True, y & True) assert eq(b | True, y | True) assert eq(b ^ True, y ^ True) assert eq(a // 2, x // 2) assert eq(a**2, x**2) assert eq(a % 2, x % 2) assert eq(a > 2, x > 2) assert eq(a < 2, x < 2) assert eq(a >= 2, x >= 2) assert eq(a <= 2, x <= 2) assert eq(a == 2, x == 2) assert eq(a != 2, x != 2) assert eq(2 + b, 2 + y) assert eq(2 * b, 2 * y) assert eq(2 - b, 2 - y) assert eq(2 / b, 2 / y) assert eq(True & b, True & y) assert eq(True | b, True | y) assert eq(True ^ b, True ^ y) assert eq(2 // b, 2 // y) assert eq(2**b, 2**y) assert eq(2 % b, 2 % y) assert eq(2 > b, 2 > y) assert eq(2 < b, 2 < y) assert eq(2 >= b, 2 >= y) assert eq(2 <= b, 2 <= y) assert eq(2 == b, 2 == y) assert eq(2 != b, 2 != y) assert eq(-a, -x) assert eq(abs(a), abs(x)) assert eq(~(a == b), ~(x == y)) assert eq(~(a == b), ~(x == y)) assert eq(da.logaddexp(a, b), np.logaddexp(x, y)) assert eq(da.logaddexp2(a, b), np.logaddexp2(x, y)) assert eq(da.exp(b), np.exp(y)) assert eq(da.log(a), np.log(x)) assert eq(da.log10(a), np.log10(x)) assert eq(da.log1p(a), np.log1p(x)) assert eq(da.expm1(b), np.expm1(y)) assert eq(da.sqrt(a), np.sqrt(x)) assert eq(da.square(a), np.square(x)) assert eq(da.sin(a), np.sin(x)) assert eq(da.cos(b), np.cos(y)) assert eq(da.tan(a), np.tan(x)) assert eq(da.arcsin(b / 10), np.arcsin(y / 10)) assert eq(da.arccos(b / 10), np.arccos(y / 10)) assert eq(da.arctan(b / 10), np.arctan(y / 10)) assert eq(da.arctan2(b * 10, a), np.arctan2(y * 10, x)) assert eq(da.hypot(b, a), np.hypot(y, x)) assert eq(da.sinh(a), np.sinh(x)) assert eq(da.cosh(b), np.cosh(y)) assert eq(da.tanh(a), np.tanh(x)) assert eq(da.arcsinh(b * 10), np.arcsinh(y * 10)) assert eq(da.arccosh(b * 10), np.arccosh(y * 10)) assert eq(da.arctanh(b / 10), np.arctanh(y / 10)) assert eq(da.deg2rad(a), np.deg2rad(x)) assert eq(da.rad2deg(a), np.rad2deg(x)) assert eq(da.logical_and(a < 1, b < 4), np.logical_and(x < 1, y < 4)) assert eq(da.logical_or(a < 1, b < 4), np.logical_or(x < 1, y < 4)) assert eq(da.logical_xor(a < 1, b < 4), np.logical_xor(x < 1, y < 4)) assert eq(da.logical_not(a < 1), np.logical_not(x < 1)) assert eq(da.maximum(a, 5 - a), np.maximum(a, 5 - a)) assert eq(da.minimum(a, 5 - a), np.minimum(a, 5 - a)) assert eq(da.fmax(a, 5 - a), np.fmax(a, 5 - a)) assert eq(da.fmin(a, 5 - a), np.fmin(a, 5 - a)) assert eq(da.isreal(a + 1j * b), np.isreal(x + 1j * y)) assert eq(da.iscomplex(a + 1j * b), np.iscomplex(x + 1j * y)) assert eq(da.isfinite(a), np.isfinite(x)) assert eq(da.isinf(a), np.isinf(x)) assert eq(da.isnan(a), np.isnan(x)) assert eq(da.signbit(a - 3), np.signbit(x - 3)) assert eq(da.copysign(a - 3, b), np.copysign(x - 3, y)) assert eq(da.nextafter(a - 3, b), np.nextafter(x - 3, y)) assert eq(da.ldexp(c, c), np.ldexp(z, z)) assert eq(da.fmod(a * 12, b), np.fmod(x * 12, y)) assert eq(da.floor(a * 0.5), np.floor(x * 0.5)) assert eq(da.ceil(a), np.ceil(x)) assert eq(da.trunc(a / 2), np.trunc(x / 2)) assert eq(da.degrees(b), np.degrees(y)) assert eq(da.radians(a), np.radians(x)) assert eq(da.rint(a + 0.3), np.rint(x + 0.3)) assert eq(da.fix(a - 2.5), np.fix(x - 2.5)) assert eq(da.angle(a + 1j), np.angle(x + 1j)) assert eq(da.real(a + 1j), np.real(x + 1j)) assert eq((a + 1j).real, np.real(x + 1j)) assert eq(da.imag(a + 1j), np.imag(x + 1j)) assert eq((a + 1j).imag, np.imag(x + 1j)) assert eq(da.conj(a + 1j * b), np.conj(x + 1j * y)) assert eq((a + 1j * b).conj(), (x + 1j * y).conj()) assert eq(da.clip(b, 1, 4), np.clip(y, 1, 4)) assert eq(da.fabs(b), np.fabs(y)) assert eq(da.sign(b - 2), np.sign(y - 2)) l1, l2 = da.frexp(a) r1, r2 = np.frexp(x) assert eq(l1, r1) assert eq(l2, r2) l1, l2 = da.modf(a) r1, r2 = np.modf(x) assert eq(l1, r1) assert eq(l2, r2) assert eq(da.around(a, -1), np.around(x, -1))
import numpy as np import pytest import dask.array as da from dask.array.utils import assert_eq cupy = pytest.importorskip('cupy') functions = [ lambda x: x, pytest.mark.xfail(lambda x: da.expm1(x), reason="expm1 isn't a proper ufunc"), lambda x: 2 * x, lambda x: x / 2, lambda x: x**2, lambda x: x + x, lambda x: x * x, lambda x: x[0], lambda x: x[:, 1], lambda x: x[:1, None, 1:3], lambda x: x.T, lambda x: da.transpose(x, (1, 2, 0)), lambda x: x.sum(), pytest.mark.xfail(lambda x: x.dot(np.arange(x.shape[-1])), reason='cupy.dot(numpy) fails'), pytest.mark.xfail(lambda x: x.dot(np.eye(x.shape[-1])), reason='cupy.dot(numpy) fails'), pytest.mark.xfail( lambda x: da.tensordot(x, np.ones(x.shape[:2]), axes=[(0, 1), (0, 1)]), reason='cupy.dot(numpy) fails'), lambda x: x.sum(axis=0),
import numpy as np import pytest import dask.array as da from dask.array.utils import assert_eq cupy = pytest.importorskip('cupy') functions = [ lambda x: x, pytest.mark.xfail(lambda x: da.expm1(x), reason="expm1 isn't a proper ufunc"), lambda x: 2 * x, lambda x: x / 2, lambda x: x**2, lambda x: x + x, lambda x: x * x, lambda x: x[0], lambda x: x[:, 1], lambda x: x[:1, None, 1:3], lambda x: x.T, lambda x: da.transpose(x, (1, 2, 0)), lambda x: x.sum(), pytest.mark.xfail(lambda x: x.dot(np.arange(x.shape[-1])), reason='cupy.dot(numpy) fails'), pytest.mark.xfail(lambda x: x.dot(np.eye(x.shape[-1])), reason='cupy.dot(numpy) fails'), pytest.mark.xfail(lambda x: da.tensordot(x, np.ones(x.shape[:2]), axes=[(0, 1), (0, 1)]), reason='cupy.dot(numpy) fails'), lambda x: x.sum(axis=0), lambda x: x.max(axis=0), lambda x: x.sum(axis=(1, 2)), lambda x: x.astype(np.complex128),