Yu1709$!%yuyu!$%wutu!5=126+

                
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/___/\  \/____  >____/\____/ \/\_/  
      \_/     \/    @ligmakokz

Editing: test_to_offset.py

import re

import pytest

from pandas._libs.tslibs import (
    Timedelta,
    offsets,
    to_offset,
)

@pytest.mark.parametrize(
    "freq_input,expected",
    [
        (to_offset("10us"), offsets.Micro(10)),
        (offsets.Hour(), offsets.Hour()),
        ("2h30min", offsets.Minute(150)),
        ("2h 30min", offsets.Minute(150)),
        ("2h30min15s", offsets.Second(150 * 60 + 15)),
        ("2h 60min", offsets.Hour(3)),
        ("2h 20.5min", offsets.Second(8430)),
        ("1.5min", offsets.Second(90)),
        ("0.5s", offsets.Milli(500)),
        ("15ms500us", offsets.Micro(15500)),
        ("10s75ms", offsets.Milli(10075)),
        ("1s0.25ms", offsets.Micro(1000250)),
        ("1s0.25ms", offsets.Micro(1000250)),
        ("2800ns", offsets.Nano(2800)),
        ("2SME", offsets.SemiMonthEnd(2)),
        ("2SME-16", offsets.SemiMonthEnd(2, day_of_month=16)),
        ("2SMS-14", offsets.SemiMonthBegin(2, day_of_month=14)),
        ("2SMS-15", offsets.SemiMonthBegin(2)),
    ],
)
def test_to_offset(freq_input, expected):
    result = to_offset(freq_input)
    assert result == expected

@pytest.mark.parametrize(
    "freqstr,expected", [("-1s", -1), ("-2SME", -2), ("-1SMS", -1), ("-5min10s", -310)]
)
def test_to_offset_negative(freqstr, expected):
    result = to_offset(freqstr)
    assert result.n == expected

@pytest.mark.filterwarnings("ignore:.*'m' is deprecated.*:FutureWarning")
@pytest.mark.parametrize(
    "freqstr",
    [
        "2h20m",
        "us1",
        "-us",
        "3us1",
        "-2-3us",
        "-2D:3h",
        "1.5.0s",
        "2SMS-15-15",
        "2SMS-15D",
        "100foo",
        # Invalid leading +/- signs.
        "+-1d",
        "-+1h",
        "+1",
        "-7",
        "+d",
        "-m",
        # Invalid shortcut anchors.
        "SME-0",
        "SME-28",
        "SME-29",
        "SME-FOO",
        "BSM",
        "SME--1",
        "SMS-1",
        "SMS-28",
        "SMS-30",
        "SMS-BAR",
        "SMS-BYR",
        "BSMS",
        "SMS--2",
    ],
)
def test_to_offset_invalid(freqstr):
    # see gh-13930

# We escape string because some of our
    # inputs contain regex special characters.
    msg = re.escape(f"Invalid frequency: {freqstr}")
    with pytest.raises(ValueError, match=msg):
        to_offset(freqstr)

def test_to_offset_no_evaluate():
    msg = str(("", ""))
    with pytest.raises(TypeError, match=msg):
        to_offset(("", ""))

def test_to_offset_tuple_unsupported():
    with pytest.raises(TypeError, match="pass as a string instead"):
        to_offset((5, "T"))

@pytest.mark.parametrize(
    "freqstr,expected",
    [
        ("2D 3h", offsets.Hour(51)),
        ("2 D3 h", offsets.Hour(51)),
        ("2 D 3 h", offsets.Hour(51)),
        ("  2 D 3 h  ", offsets.Hour(51)),
        ("   h    ", offsets.Hour()),
        (" 3  h    ", offsets.Hour(3)),
    ],
)
def test_to_offset_whitespace(freqstr, expected):
    result = to_offset(freqstr)
    assert result == expected

@pytest.mark.parametrize(
    "freqstr,expected", [("00h 00min 01s", 1), ("-00h 03min 14s", -194)]
)
def test_to_offset_leading_zero(freqstr, expected):
    result = to_offset(freqstr)
    assert result.n == expected

@pytest.mark.parametrize("freqstr,expected", [("+1d", 1), ("+2h30min", 150)])
def test_to_offset_leading_plus(freqstr, expected):
    result = to_offset(freqstr)
    assert result.n == expected

@pytest.mark.parametrize(
    "kwargs,expected",
    [
        ({"days": 1, "seconds": 1}, offsets.Second(86401)),
        ({"days": -1, "seconds": 1}, offsets.Second(-86399)),
        ({"hours": 1, "minutes": 10}, offsets.Minute(70)),
        ({"hours": 1, "minutes": -10}, offsets.Minute(50)),
        ({"weeks": 1}, offsets.Day(7)),
        ({"hours": 1}, offsets.Hour(1)),
        ({"hours": 1}, to_offset("60min")),
        ({"microseconds": 1}, offsets.Micro(1)),
        ({"microseconds": 0}, offsets.Nano(0)),
    ],
)
def test_to_offset_pd_timedelta(kwargs, expected):
    # see gh-9064
    td = Timedelta(**kwargs)
    result = to_offset(td)
    assert result == expected

@pytest.mark.parametrize(
    "shortcut,expected",
    [
        ("W", offsets.Week(weekday=6)),
        ("W-SUN", offsets.Week(weekday=6)),
        ("QE", offsets.QuarterEnd(startingMonth=12)),
        ("QE-DEC", offsets.QuarterEnd(startingMonth=12)),
        ("QE-MAY", offsets.QuarterEnd(startingMonth=5)),
        ("SME", offsets.SemiMonthEnd(day_of_month=15)),
        ("SME-15", offsets.SemiMonthEnd(day_of_month=15)),
        ("SME-1", offsets.SemiMonthEnd(day_of_month=1)),
        ("SME-27", offsets.SemiMonthEnd(day_of_month=27)),
        ("SMS-2", offsets.SemiMonthBegin(day_of_month=2)),
        ("SMS-27", offsets.SemiMonthBegin(day_of_month=27)),
    ],
)
def test_anchored_shortcuts(shortcut, expected):
    result = to_offset(shortcut)
    assert result == expected

@pytest.mark.parametrize(
    "freq_depr",
    [
        "2ye-mar",
        "2ys",
        "2qe",
        "2qs-feb",
        "2bqs",
        "2sms",
        "2bms",
        "2cbme",
        "2me",
        "2w",
    ],
)
def test_to_offset_lowercase_frequency_deprecated(freq_depr):
    # GH#54939
    depr_msg = f"'{freq_depr[1:]}' is deprecated and will be removed in a "
    f"future version, please use '{freq_depr.upper()[1:]}' instead."

with pytest.raises(FutureWarning, match=depr_msg):
        to_offset(freq_depr)

@pytest.mark.parametrize(
    "freq_depr",
    [
        "2H",
        "2BH",
        "2MIN",
        "2S",
        "2Us",
        "2NS",
    ],
)
def test_to_offset_uppercase_frequency_deprecated(freq_depr):
    # GH#54939
    depr_msg = f"'{freq_depr[1:]}' is deprecated and will be removed in a "
    f"future version, please use '{freq_depr.lower()[1:]}' instead."

with pytest.raises(FutureWarning, match=depr_msg):
        to_offset(freq_depr)

Name	Type	Actions
__pycache__	Directory
__init__.py	File
test_api.py	File
test_array_to_datetime.py	File
test_ccalendar.py	File
test_conversion.py	File
test_fields.py	File
test_libfrequencies.py	File
test_liboffsets.py	File
test_np_datetime.py	File
test_npy_units.py	File
test_parse_iso8601.py	File
test_parsing.py	File
test_period.py	File
test_resolution.py	File
test_strptime.py	File
test_timedeltas.py	File
test_timezones.py	File
test_to_offset.py	File
test_tzconversion.py	File