<commit_before>import numpy as np
from IPython.parallel import Client
from distarray.client import DistArrayContext
from distarray import odin

import unittest


# To run these tests, you must have an ipcluster running
# For example,
# $ ipcluster start -n <n> --engines=MPIEngineSetLauncher


@odin.local
def assert_allclose(da, db):
    assert np.allclose(da, db), "Arrays not equal within tolerance."


@odin.local
def local_sin(da):
    return np.sin(da)


@odin.local
def local_add50(da):
    return da + 50


@odin.local
def local_sum(da):
    return np.sum(da.get_localarray())


@odin.local
def local_add_num(da, num):
    return da + num


@odin.local
def local_add_nums(da, num1, num2, num3):
    return da + num1 + num2 + num3


@odin.local
def local_add_distarrayproxies(da, dg):
    return da + dg


@odin.local
def local_add_mixed(da, num1, dg, num2):
    return da + num1 + dg + num2


@odin.local
def local_add_ndarray(da, num, ndarr):
    return da + num + ndarr


@odin.local
def local_add_kwargs(da, num1, num2=55):
    return da + num1 + num2


@odin.local
def local_add_supermix(da, num1, db, num2, dc, num3=99, num4=66):
    return da + num1 + db + num2 + dc + num3 + num4


@odin.local
def local_none(da):
    return None


class TestLocal(unittest.TestCase):

    def setUp(self):
        odin.view.execute('import numpy as np')
        self.da = odin.context.empty((1024, 1024))
        self.da.fill(2 * np.pi)

    def test_local_sin(self):
        db = local_sin(self.da)
        assert_allclose(db, 0)

    def test_local_add(self):
        dc = local_add50(self.da)
        assert_allclose(dc, 2 * np.pi + 50)

    def test_local_sum(self):
        dd = local_sum(self.da)
        client_dd = np.array(odin.view.pull(dd.key))

        shape = self.da.get_localshapes()[0]
        sum_val = shape[0] * shape[1] * (2 * np.pi)

        assert_allclose(client_dd, sum_val)

    def test_local_add_num(self):
        de = local_add_num(self.da, 11)
        assert_allclose(de, 2 * np.pi + 11)

    def test_local_add_nums(self):
        df = local_add_nums(self.da, 11, 12, 13)
        assert_allclose(df, 2 * np.pi + 11 + 12 + 13)

    def test_local_add_distarrayproxies(self):
        dg = odin.context.empty((1024, 1024))
        dg.fill(33)
        dh = local_add_distarrayproxies(self.da, dg)
        assert_allclose(dh, 33 + 2 * np.pi)

    def test_local_add_mixed(self):
        di = odin.context.empty((1024, 1024))
        di.fill(33)
        dj = local_add_mixed(self.da, 11, di, 12)
        assert_allclose(dj, 2 * np.pi + 11 + 33 + 12)

    @unittest.skip('Locally adding ndarrays not supported.')
    def test_local_add_ndarray(self):
        shp = self.da.get_localshapes()[0]
        ndarr = np.empty(shp)
        ndarr.fill(33)
        dk = local_add_ndarray(self.da, 11, ndarr)
        assert_allclose(dk, 2 * np.pi + 11 + 33)

    def test_local_add_kwargs(self):
        dl = local_add_kwargs(self.da, 11, num2=12)
        assert_allclose(dl, 2 * np.pi + 11 + 12)

    def test_local_add_supermix(self):
        dm = odin.context.empty((1024, 1024))
        dm.fill(22)
        dn = odin.context.empty((1024, 1024))
        dn.fill(44)
        do = local_add_supermix(self.da, 11, dm, 33, dc=dn, num3=55)
        expected = 2 * np.pi + 11 + 22 + 33 + 44 + 55 + 66
        assert_allclose(do, expected)

    def test_local_none(self):
        dp = local_none(self.da)
        client_dp = odin.view.pull(dp.key)
        print dp


if __name__ == '__main__':
    unittest.main()<commit_msg>Skip `local_none` test for now.<commit_after>import numpy as np
from IPython.parallel import Client
from distarray.client import DistArrayContext
from distarray import odin

import unittest


# To run these tests, you must have an ipcluster running
# For example,
# $ ipcluster start -n <n> --engines=MPIEngineSetLauncher


@odin.local
def assert_allclose(da, db):
    assert np.allclose(da, db), "Arrays not equal within tolerance."


@odin.local
def local_sin(da):
    return np.sin(da)


@odin.local
def local_add50(da):
    return da + 50


@odin.local
def local_sum(da):
    return np.sum(da.get_localarray())


@odin.local
def local_add_num(da, num):
    return da + num


@odin.local
def local_add_nums(da, num1, num2, num3):
    return da + num1 + num2 + num3


@odin.local
def local_add_distarrayproxies(da, dg):
    return da + dg


@odin.local
def local_add_mixed(da, num1, dg, num2):
    return da + num1 + dg + num2


@odin.local
def local_add_ndarray(da, num, ndarr):
    return da + num + ndarr


@odin.local
def local_add_kwargs(da, num1, num2=55):
    return da + num1 + num2


@odin.local
def local_add_supermix(da, num1, db, num2, dc, num3=99, num4=66):
    return da + num1 + db + num2 + dc + num3 + num4


@odin.local
def local_none(da):
    return None


class TestLocal(unittest.TestCase):

    def setUp(self):
        odin.view.execute('import numpy as np')
        self.da = odin.context.empty((1024, 1024))
        self.da.fill(2 * np.pi)

    def test_local_sin(self):
        db = local_sin(self.da)
        assert_allclose(db, 0)

    def test_local_add(self):
        dc = local_add50(self.da)
        assert_allclose(dc, 2 * np.pi + 50)

    def test_local_sum(self):
        dd = local_sum(self.da)
        client_dd = np.array(odin.view.pull(dd.key))

        shape = self.da.get_localshapes()[0]
        sum_val = shape[0] * shape[1] * (2 * np.pi)

        assert_allclose(client_dd, sum_val)

    def test_local_add_num(self):
        de = local_add_num(self.da, 11)
        assert_allclose(de, 2 * np.pi + 11)

    def test_local_add_nums(self):
        df = local_add_nums(self.da, 11, 12, 13)
        assert_allclose(df, 2 * np.pi + 11 + 12 + 13)

    def test_local_add_distarrayproxies(self):
        dg = odin.context.empty((1024, 1024))
        dg.fill(33)
        dh = local_add_distarrayproxies(self.da, dg)
        assert_allclose(dh, 33 + 2 * np.pi)

    def test_local_add_mixed(self):
        di = odin.context.empty((1024, 1024))
        di.fill(33)
        dj = local_add_mixed(self.da, 11, di, 12)
        assert_allclose(dj, 2 * np.pi + 11 + 33 + 12)

    @unittest.skip('Locally adding ndarrays not supported.')
    def test_local_add_ndarray(self):
        shp = self.da.get_localshapes()[0]
        ndarr = np.empty(shp)
        ndarr.fill(33)
        dk = local_add_ndarray(self.da, 11, ndarr)
        assert_allclose(dk, 2 * np.pi + 11 + 33)

    def test_local_add_kwargs(self):
        dl = local_add_kwargs(self.da, 11, num2=12)
        assert_allclose(dl, 2 * np.pi + 11 + 12)

    def test_local_add_supermix(self):
        dm = odin.context.empty((1024, 1024))
        dm.fill(22)
        dn = odin.context.empty((1024, 1024))
        dn.fill(44)
        do = local_add_supermix(self.da, 11, dm, 33, dc=dn, num3=55)
        expected = 2 * np.pi + 11 + 22 + 33 + 44 + 55 + 66
        assert_allclose(do, expected)

    @unittest.skip("Doesn't know what to do with NoneType")
    def test_local_none(self):
        dp = local_none(self.da)
        client_dp = odin.view.pull(dp.key)
        print dp


if __name__ == '__main__':
    unittest.main()
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