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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
import awkward as ak
def test_new_style_record():
form = {
"class": "RecordArray",
"fields": ["z", "y"],
"contents": [
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node1",
},
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node2",
},
],
"parameters": {},
"form_key": "node0",
}
array = ak.from_buffers(
form,
1,
{
"node1-data": np.array([1], dtype=np.int64),
"node2-data": np.array([2], dtype=np.int64),
},
)
assert not array.is_tuple
assert array.fields == ["z", "y"]
assert array.to_list() == [{"z": 1, "y": 2}]
def test_new_style_tuple():
form = {
"class": "RecordArray",
"fields": None,
"contents": [
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node1",
},
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node2",
},
],
"parameters": {},
"form_key": "node0",
}
array = ak.from_buffers(
form,
1,
{
"node1-data": np.array([1], dtype=np.int64),
"node2-data": np.array([2], dtype=np.int64),
},
)
assert array.is_tuple
assert array.fields == ["0", "1"]
assert array.to_list() == [(1, 2)]
def test_old_style_record():
form = {
"class": "RecordArray",
"contents": {
"z": {
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node1",
},
"y": {
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node2",
},
},
"parameters": {},
"form_key": "node0",
}
array = ak.from_buffers(
form,
1,
{
"node1-data": np.array([1], dtype=np.int64),
"node2-data": np.array([2], dtype=np.int64),
},
)
assert not array.is_tuple
assert array.fields == ["z", "y"]
assert array.to_list() == [{"z": 1, "y": 2}]
def test_old_style_tuple():
form = {
"class": "RecordArray",
"contents": [
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node1",
},
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node2",
},
],
"parameters": {},
"form_key": "node0",
}
array = ak.from_buffers(
form,
1,
{
"node1-data": np.array([1], dtype=np.int64),
"node2-data": np.array([2], dtype=np.int64),
},
)
assert array.is_tuple
assert array.fields == ["0", "1"]
assert array.to_list() == [(1, 2)]
def test_old_style_contents_new_style_list():
form = {
"class": "RecordArray",
"fields": ["x", "y"],
"contents": {
"x": {
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node1",
},
"y": {
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"parameters": {},
"form_key": "node2",
},
},
"parameters": {},
"form_key": "node0",
}
with pytest.raises(
TypeError, match=".*new-style RecordForm contents must not be mappings.*"
):
ak.from_buffers(
form,
1,
{
"node1-data": np.array([1], dtype=np.int64),
"node2-data": np.array([2], dtype=np.int64),
},
)
|
