Heray-Was-Here
Server : Apache
System : Linux vps103298.mylogin.co 4.18.0-513.11.1.el8_9.x86_64 #1 SMP Wed Jan 17 02:00:40 EST 2024 x86_64
User : calvet ( 273824)
PHP Version : 7.4.33
Disable Function : NONE
Directory :  /usr/local/python-3.12/lib/python3.12/site-packages/pandas/tests/series/methods/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Current File : //usr/local/python-3.12/lib/python3.12/site-packages/pandas/tests/series/methods/test_nunique.py
import numpy as np

from pandas import (
    Categorical,
    Series,
)


def test_nunique():
    # basics.rst doc example
    series = Series(np.random.default_rng(2).standard_normal(500))
    series[20:500] = np.nan
    series[10:20] = 5000
    result = series.nunique()
    assert result == 11


def test_nunique_categorical():
    # GH#18051
    ser = Series(Categorical([]))
    assert ser.nunique() == 0

    ser = Series(Categorical([np.nan]))
    assert ser.nunique() == 0

Hry