43 lines
978 B
Python
43 lines
978 B
Python
from datetime import datetime
|
|
|
|
import numpy as np
|
|
|
|
from pandas import DatetimeIndex, Series
|
|
import pandas._testing as tm
|
|
|
|
|
|
def test_series_set_value():
|
|
# GH#1561
|
|
|
|
dates = [datetime(2001, 1, 1), datetime(2001, 1, 2)]
|
|
index = DatetimeIndex(dates)
|
|
|
|
s = Series(dtype=object)
|
|
s._set_value(dates[0], 1.0)
|
|
s._set_value(dates[1], np.nan)
|
|
|
|
expected = Series([1.0, np.nan], index=index)
|
|
|
|
tm.assert_series_equal(s, expected)
|
|
|
|
|
|
def test_set_value_dt64(datetime_series):
|
|
idx = datetime_series.index[10]
|
|
res = datetime_series._set_value(idx, 0)
|
|
assert res is None
|
|
assert datetime_series[idx] == 0
|
|
|
|
|
|
def test_set_value_str_index(string_series):
|
|
# equiv
|
|
ser = string_series.copy()
|
|
res = ser._set_value("foobar", 0)
|
|
assert res is None
|
|
assert ser.index[-1] == "foobar"
|
|
assert ser["foobar"] == 0
|
|
|
|
ser2 = string_series.copy()
|
|
ser2.loc["foobar"] = 0
|
|
assert ser2.index[-1] == "foobar"
|
|
assert ser2["foobar"] == 0
|