Inzynierka/Lib/site-packages/pandas/tests/series/methods/test_to_dict.py
2023-06-02 12:51:02 +02:00

39 lines
1.1 KiB
Python

import collections
import numpy as np
import pytest
from pandas import Series
import pandas._testing as tm
class TestSeriesToDict:
@pytest.mark.parametrize(
"mapping", (dict, collections.defaultdict(list), collections.OrderedDict)
)
def test_to_dict(self, mapping, datetime_series):
# GH#16122
result = Series(datetime_series.to_dict(mapping), name="ts")
expected = datetime_series.copy()
expected.index = expected.index._with_freq(None)
tm.assert_series_equal(result, expected)
from_method = Series(datetime_series.to_dict(collections.Counter))
from_constructor = Series(collections.Counter(datetime_series.items()))
tm.assert_series_equal(from_method, from_constructor)
@pytest.mark.parametrize(
"input",
(
{"a": np.int64(64), "b": 10},
{"a": np.int64(64), "b": 10, "c": "ABC"},
{"a": np.uint64(64), "b": 10, "c": "ABC"},
),
)
def test_to_dict_return_types(self, input):
# GH25969
d = Series(input).to_dict()
assert isinstance(d["a"], int)
assert isinstance(d["b"], int)