Example #1
0
    def test_take_fill_value(self):
        data = np.array([1, np.nan, 0, 3, 0])
        sparse = SparseArray(data, fill_value=0)

        exp = SparseArray(np.take(data, [0]), fill_value=0)
        tm.assert_sp_array_equal(sparse.take([0]), exp)

        exp = SparseArray(np.take(data, [1, 3, 4]), fill_value=0)
        tm.assert_sp_array_equal(sparse.take([1, 3, 4]), exp)
Example #2
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    def test_take_fill_value(self):
        data = np.array([1, np.nan, 0, 3, 0])
        sparse = SparseArray(data, fill_value=0)

        exp = SparseArray(np.take(data, [0]), fill_value=0)
        tm.assert_sp_array_equal(sparse.take([0]), exp)

        exp = SparseArray(np.take(data, [1, 3, 4]), fill_value=0)
        tm.assert_sp_array_equal(sparse.take([1, 3, 4]), exp)
Example #3
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    def test_take_filling_all_nan(self):
        sparse = SparseArray([np.nan, np.nan, np.nan, np.nan, np.nan])
        # XXX: did the default kind from take change?
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([np.nan, np.nan, np.nan], kind="block")
        tm.assert_sp_array_equal(result, expected)

        result = sparse.take(np.array([1, 0, -1]), fill_value=True)
        expected = SparseArray([np.nan, np.nan, np.nan], kind="block")
        tm.assert_sp_array_equal(result, expected)

        with pytest.raises(IndexError):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]), fill_value=True)
Example #4
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    def test_take_filling_all_nan(self, kind):
        sparse = SparseArray([np.nan, np.nan, np.nan, np.nan, np.nan], kind=kind)
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([np.nan, np.nan, np.nan], kind=kind)
        tm.assert_sp_array_equal(result, expected)

        result = sparse.take(np.array([1, 0, -1]), fill_value=True)
        expected = SparseArray([np.nan, np.nan, np.nan], kind=kind)
        tm.assert_sp_array_equal(result, expected)

        msg = "out of bounds value in 'indices'"
        with pytest.raises(IndexError, match=msg):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError, match=msg):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError, match=msg):
            sparse.take(np.array([1, 5]), fill_value=True)
Example #5
0
    def test_take_filling_all_nan(self):
        sparse = SparseArray([np.nan, np.nan, np.nan, np.nan, np.nan])
        # XXX: did the default kind from take change?
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([np.nan, np.nan, np.nan], kind='block')
        tm.assert_sp_array_equal(result, expected)

        result = sparse.take(np.array([1, 0, -1]), fill_value=True)
        expected = SparseArray([np.nan, np.nan, np.nan], kind='block')
        tm.assert_sp_array_equal(result, expected)

        with pytest.raises(IndexError):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]), fill_value=True)
Example #6
0
    def test_take_filling_fill_value(self):
        # same tests as GH 12631
        sparse = SparseArray([np.nan, 0, 1, 0, 4], fill_value=0)
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([0, np.nan, 4], fill_value=0)
        tm.assert_sp_array_equal(result, expected)

        # fill_value
        result = sparse.take(np.array([1, 0, -1]), allow_fill=True)
        # XXX: behavior change.
        # the old way of filling self.fill_value doesn't follow EA rules.
        # It's supposed to be self.dtype.na_value (nan in this case)
        expected = SparseArray([0, np.nan, np.nan], fill_value=0)
        tm.assert_sp_array_equal(result, expected)

        # allow_fill=False
        result = sparse.take(np.array([1, 0, -1]),
                             allow_fill=False,
                             fill_value=True)
        expected = SparseArray([0, np.nan, 4], fill_value=0)
        tm.assert_sp_array_equal(result, expected)

        msg = "Invalid value in 'indices'."
        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -2]), allow_fill=True)
        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -5]), allow_fill=True)

        with pytest.raises(IndexError):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]), fill_value=True)
Example #7
0
    def test_take_filling(self):
        # similar tests as GH 12631
        sparse = SparseArray([np.nan, np.nan, 1, np.nan, 4])
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([np.nan, np.nan, 4])
        tm.assert_sp_array_equal(result, expected)

        # XXX: test change: fill_value=True -> allow_fill=True
        result = sparse.take(np.array([1, 0, -1]), allow_fill=True)
        expected = SparseArray([np.nan, np.nan, np.nan])
        tm.assert_sp_array_equal(result, expected)

        # allow_fill=False
        result = sparse.take(np.array([1, 0, -1]),
                             allow_fill=False,
                             fill_value=True)
        expected = SparseArray([np.nan, np.nan, 4])
        tm.assert_sp_array_equal(result, expected)

        msg = "Invalid value in 'indices'"
        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -2]), allow_fill=True)

        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -5]), allow_fill=True)

        with pytest.raises(IndexError):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]), allow_fill=True)
Example #8
0
    def test_take_filling_fill_value(self):
        # same tests as GH 12631
        sparse = SparseArray([np.nan, 0, 1, 0, 4], fill_value=0)
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([0, np.nan, 4], fill_value=0)
        tm.assert_sp_array_equal(result, expected)

        # fill_value
        result = sparse.take(np.array([1, 0, -1]), allow_fill=True)
        # XXX: behavior change.
        # the old way of filling self.fill_value doesn't follow EA rules.
        # It's supposed to be self.dtype.na_value (nan in this case)
        expected = SparseArray([0, np.nan, np.nan], fill_value=0)
        tm.assert_sp_array_equal(result, expected)

        # allow_fill=False
        result = sparse.take(np.array([1, 0, -1]),
                             allow_fill=False, fill_value=True)
        expected = SparseArray([0, np.nan, 4], fill_value=0)
        tm.assert_sp_array_equal(result, expected)

        msg = ("Invalid value in 'indices'.")
        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -2]), allow_fill=True)
        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -5]), allow_fill=True)

        with pytest.raises(IndexError):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]), fill_value=True)
Example #9
0
    def test_take_filling(self):
        # similar tests as GH 12631
        sparse = SparseArray([np.nan, np.nan, 1, np.nan, 4])
        result = sparse.take(np.array([1, 0, -1]))
        expected = SparseArray([np.nan, np.nan, 4])
        tm.assert_sp_array_equal(result, expected)

        # XXX: test change: fill_value=True -> allow_fill=True
        result = sparse.take(np.array([1, 0, -1]), allow_fill=True)
        expected = SparseArray([np.nan, np.nan, np.nan])
        tm.assert_sp_array_equal(result, expected)

        # allow_fill=False
        result = sparse.take(np.array([1, 0, -1]),
                             allow_fill=False, fill_value=True)
        expected = SparseArray([np.nan, np.nan, 4])
        tm.assert_sp_array_equal(result, expected)

        msg = "Invalid value in 'indices'"
        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -2]), allow_fill=True)

        with pytest.raises(ValueError, match=msg):
            sparse.take(np.array([1, 0, -5]), allow_fill=True)

        with pytest.raises(IndexError):
            sparse.take(np.array([1, -6]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]))
        with pytest.raises(IndexError):
            sparse.take(np.array([1, 5]), allow_fill=True)