You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
53 lines
1.3 KiB
53 lines
1.3 KiB
import numpy as np
|
|
import pytest
|
|
|
|
from pandas import (
|
|
Period,
|
|
PeriodIndex,
|
|
period_range,
|
|
)
|
|
import pandas._testing as tm
|
|
|
|
|
|
class TestPeriodRepresentation:
|
|
"""
|
|
Wish to match NumPy units
|
|
"""
|
|
|
|
@pytest.mark.parametrize(
|
|
"freq, base_date",
|
|
[
|
|
("W-THU", "1970-01-01"),
|
|
("D", "1970-01-01"),
|
|
("B", "1970-01-01"),
|
|
("h", "1970-01-01"),
|
|
("min", "1970-01-01"),
|
|
("s", "1970-01-01"),
|
|
("ms", "1970-01-01"),
|
|
("us", "1970-01-01"),
|
|
("ns", "1970-01-01"),
|
|
("M", "1970-01"),
|
|
("Y", 1970),
|
|
],
|
|
)
|
|
@pytest.mark.filterwarnings(r"ignore:PeriodDtype\[B\] is deprecated:FutureWarning")
|
|
@pytest.mark.filterwarnings(
|
|
"ignore:Period with BDay freq is deprecated:FutureWarning"
|
|
)
|
|
def test_freq(self, freq, base_date):
|
|
rng = period_range(start=base_date, periods=10, freq=freq)
|
|
exp = np.arange(10, dtype=np.int64)
|
|
|
|
tm.assert_numpy_array_equal(rng.asi8, exp)
|
|
|
|
|
|
class TestPeriodIndexConversion:
|
|
def test_tolist(self):
|
|
index = period_range(freq="Y", start="1/1/2001", end="12/1/2009")
|
|
rs = index.tolist()
|
|
for x in rs:
|
|
assert isinstance(x, Period)
|
|
|
|
recon = PeriodIndex(rs)
|
|
tm.assert_index_equal(index, recon)
|