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1 | 1 | """ Test cases for time series specific (freq conversion, etc) """ |
2 | | -import sys |
3 | | -from datetime import datetime, timedelta, date, time |
| 2 | +from datetime import date, datetime, time, timedelta |
4 | 3 | import pickle |
| 4 | +import sys |
5 | 5 |
|
| 6 | +import numpy as np |
6 | 7 | import pytest |
7 | | -from pandas.compat import lrange, zip |
8 | 8 |
|
9 | | -import numpy as np |
10 | | -from pandas import Index, Series, DataFrame, NaT, isna |
11 | | -from pandas.compat import PY3 |
12 | | -from pandas.core.indexes.datetimes import date_range, bdate_range |
| 9 | +from pandas.compat import PY3, lrange, zip |
| 10 | +import pandas.util._test_decorators as td |
| 11 | + |
| 12 | +from pandas import DataFrame, Index, NaT, Series, isna |
| 13 | +from pandas.core.indexes.datetimes import bdate_range, date_range |
| 14 | +from pandas.core.indexes.period import Period, PeriodIndex, period_range |
13 | 15 | from pandas.core.indexes.timedeltas import timedelta_range |
14 | | -from pandas.tseries.offsets import DateOffset |
15 | | -from pandas.core.indexes.period import period_range, Period, PeriodIndex |
16 | 16 | from pandas.core.resample import DatetimeIndex |
17 | | - |
18 | | -from pandas.util.testing import assert_series_equal, ensure_clean |
| 17 | +from pandas.tests.plotting.common import ( |
| 18 | + TestPlotBase, _skip_if_no_scipy_gaussian_kde) |
19 | 19 | import pandas.util.testing as tm |
20 | | -import pandas.util._test_decorators as td |
| 20 | +from pandas.util.testing import assert_series_equal, ensure_clean |
21 | 21 |
|
22 | | -from pandas.tests.plotting.common import (TestPlotBase, |
23 | | - _skip_if_no_scipy_gaussian_kde) |
| 22 | +from pandas.tseries.offsets import DateOffset |
24 | 23 |
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25 | 24 |
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26 | 25 | @td.skip_if_no_mpl |
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