當前位置: 首頁>>代碼示例>>Python>>正文


Python offsets.BDay方法代碼示例

本文整理匯總了Python中pandas.offsets.BDay方法的典型用法代碼示例。如果您正苦於以下問題:Python offsets.BDay方法的具體用法?Python offsets.BDay怎麽用?Python offsets.BDay使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在pandas.offsets的用法示例。


在下文中一共展示了offsets.BDay方法的3個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: test_scalar

# 需要導入模塊: from pandas import offsets [as 別名]
# 或者: from pandas.offsets import BDay [as 別名]
def test_scalar(self):

        N = 30
        rng = date_range('1/1/1990', periods=N, freq='53s')
        ts = Series(np.arange(N), index=rng)
        ts[5:10] = np.NaN
        ts[15:20] = np.NaN

        val1 = ts.asof(ts.index[7])
        val2 = ts.asof(ts.index[19])

        assert val1 == ts[4]
        assert val2 == ts[14]

        # accepts strings
        val1 = ts.asof(str(ts.index[7]))
        assert val1 == ts[4]

        # in there
        result = ts.asof(ts.index[3])
        assert result == ts[3]

        # no as of value
        d = ts.index[0] - offsets.BDay()
        assert np.isnan(ts.asof(d)) 
開發者ID:Frank-qlu,項目名稱:recruit,代碼行數:27,代碼來源:test_asof.py

示例2: test_construction_with_ndarray

# 需要導入模塊: from pandas import offsets [as 別名]
# 或者: from pandas.offsets import BDay [as 別名]
def test_construction_with_ndarray(self):
        # GH 5152
        dates = [datetime(2013, 10, 7),
                 datetime(2013, 10, 8),
                 datetime(2013, 10, 9)]
        data = DatetimeIndex(dates, freq=pd.tseries.frequencies.BDay()).values
        result = DatetimeIndex(data, freq=pd.tseries.frequencies.BDay())
        expected = DatetimeIndex(['2013-10-07',
                                  '2013-10-08',
                                  '2013-10-09'],
                                 freq='B')
        tm.assert_index_equal(result, expected) 
開發者ID:birforce,項目名稱:vnpy_crypto,代碼行數:14,代碼來源:test_construction.py

示例3: test_periodindex

# 需要導入模塊: from pandas import offsets [as 別名]
# 或者: from pandas.offsets import BDay [as 別名]
def test_periodindex(self):
        from pandas import period_range, PeriodIndex
        # array or list or dates
        N = 50
        rng = period_range('1/1/1990', periods=N, freq='H')
        ts = Series(np.random.randn(N), index=rng)
        ts[15:30] = np.nan
        dates = date_range('1/1/1990', periods=N * 3, freq='37min')

        result = ts.asof(dates)
        assert notna(result).all()
        lb = ts.index[14]
        ub = ts.index[30]

        result = ts.asof(list(dates))
        assert notna(result).all()
        lb = ts.index[14]
        ub = ts.index[30]

        pix = PeriodIndex(result.index.values, freq='H')
        mask = (pix >= lb) & (pix < ub)
        rs = result[mask]
        assert (rs == ts[lb]).all()

        ts[5:10] = np.nan
        ts[15:20] = np.nan

        val1 = ts.asof(ts.index[7])
        val2 = ts.asof(ts.index[19])

        assert val1 == ts[4]
        assert val2 == ts[14]

        # accepts strings
        val1 = ts.asof(str(ts.index[7]))
        assert val1 == ts[4]

        # in there
        assert ts.asof(ts.index[3]) == ts[3]

        # no as of value
        d = ts.index[0].to_timestamp() - offsets.BDay()
        assert isna(ts.asof(d)) 
開發者ID:Frank-qlu,項目名稱:recruit,代碼行數:45,代碼來源:test_asof.py


注:本文中的pandas.offsets.BDay方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。