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# BSD 3-Clause License; see https://github.com/scikit-hep/awkward/blob/main/LICENSE
from __future__ import annotations
import numpy as np
import pytest # noqa: F401
import awkward as ak
to_list = ak.operations.to_list
content = ak.contents.NumpyArray(np.array([0, 1, 2, 3, 4, 3, 6, 5, 2, 2]))
def test_one_level():
layout = ak.contents.ListOffsetArray(
ak.index.Index64(np.array([0, 3, 6, 6, 8, 10], dtype=np.int64)), content
)
# Test that all one level of nesting is removed
assert to_list(ak.operations.ravel(layout)) == [
0,
1,
2,
3,
4,
3,
6,
5,
2,
2,
]
def test_two_levels():
inner = ak.contents.ListOffsetArray(
ak.index.Index64(np.array([0, 3, 6, 6, 8, 10], dtype=np.int64)), content
)
layout = ak.contents.ListOffsetArray(
ak.index.Index64(np.array([0, 2, 4, 5], dtype=np.int64)), inner
)
# Test that all one level of nesting is removed
assert to_list(ak.operations.ravel(layout)) == [
0,
1,
2,
3,
4,
3,
6,
5,
2,
2,
]
def test_record():
x = ak.contents.ListOffsetArray(
ak.index.Index64(np.array([0, 3, 5], dtype=np.int64)), content
)
y = ak.contents.ListOffsetArray(
ak.index.Index64(np.array([5, 7, 10], dtype=np.int64)), content
)
layout = ak.contents.RecordArray((x, y), ("x", "y"))
assert to_list(ak.operations.ravel(layout)) == [
0,
1,
2,
3,
4,
3,
6,
5,
2,
2,
]
def test_option():
inner = ak.contents.ListOffsetArray(
ak.index.Index64(np.array([0, 3, 6, 6, 8, 10], dtype=np.int64)), content
)
# Test that Nones are omitted
layout = ak.contents.IndexedOptionArray(
ak.index.Index64(np.array([0, -1, 2, -1, 4])), inner
)
assert to_list(ak.operations.ravel(layout)) == [0, 1, 2, 2, 2]
|
