MCPcopy Create free account
hub / github.com/dask/dask / test_histogram2d_array_bins

Function test_histogram2d_array_bins

dask/array/tests/test_routines.py:979–1006  ·  view source on GitHub ↗
(weights, density)

Source from the content-addressed store, hash-verified

977@pytest.mark.parametrize("weights", [True, False])
978@pytest.mark.parametrize("density", [True, False])
979def test_histogram2d_array_bins(weights, density):
980 rng = da.random.default_rng()
981 n = 800
982 xbins = [0.0, 0.2, 0.6, 0.9, 1.0]
983 ybins = [0.0, 0.1, 0.4, 0.5, 1.0]
984 b = [xbins, ybins]
985 x = rng.uniform(0, 1, size=(n,), chunks=(200,))
986 y = rng.uniform(0, 1, size=(n,), chunks=(200,))
987 w = rng.uniform(0.2, 1.1, size=(n,), chunks=(200,)) if weights else None
988 a1, b1x, b1y = da.histogram2d(x, y, bins=b, density=density, weights=w)
989 a2, b2x, b2y = np.histogram2d(x, y, bins=b, density=density, weights=w)
990 a3, b3x, b3y = np.histogram2d(
991 x.compute(),
992 y.compute(),
993 bins=b,
994 density=density,
995 weights=w.compute() if weights else None,
996 )
997 assert_eq(a1, a2)
998 assert_eq(a1, a3)
999 if not (weights or density):
1000 assert a1.sum() == n
1001 assert a2.sum() == n
1002 assert same_keys(
1003 da.histogram2d(x, y, bins=b, density=density, weights=w)[0],
1004 a1,
1005 )
1006 assert a1.compute().shape == a3.shape
1007
1008
1009def test_histogramdd():

Callers

nothing calls this directly

Calls 5

assert_eqFunction · 0.90
same_keysFunction · 0.90
uniformMethod · 0.45
computeMethod · 0.45
sumMethod · 0.45

Tested by

no test coverage detected