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Python offsets.SemiMonthBegin方法代码示例

本文整理汇总了Python中pandas.tseries.offsets.SemiMonthBegin方法的典型用法代码示例。如果您正苦于以下问题：Python offsets.SemiMonthBegin方法的具体用法？Python offsets.SemiMonthBegin怎么用？Python offsets.SemiMonthBegin使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pandas.tseries.offsets的用法示例。


在下文中一共展示了offsets.SemiMonthBegin方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: test_to_offset_invalid

# 需要导入模块: from pandas.tseries import offsets [as 别名]
# 或者: from pandas.tseries.offsets import SemiMonthBegin [as 别名]
def test_to_offset_invalid(self):
        # GH 13930
        with pytest.raises(ValueError, match='Invalid frequency: U1'):
            frequencies.to_offset('U1')
        with pytest.raises(ValueError, match='Invalid frequency: -U'):
            frequencies.to_offset('-U')
        with pytest.raises(ValueError, match='Invalid frequency: 3U1'):
            frequencies.to_offset('3U1')
        with pytest.raises(ValueError, match='Invalid frequency: -2-3U'):
            frequencies.to_offset('-2-3U')
        with pytest.raises(ValueError, match='Invalid frequency: -2D:3H'):
            frequencies.to_offset('-2D:3H')
        with pytest.raises(ValueError, match='Invalid frequency: 1.5.0S'):
            frequencies.to_offset('1.5.0S')

        # split offsets with spaces are valid
        assert frequencies.to_offset('2D 3H') == offsets.Hour(51)
        assert frequencies.to_offset('2 D3 H') == offsets.Hour(51)
        assert frequencies.to_offset('2 D 3 H') == offsets.Hour(51)
        assert frequencies.to_offset('  2 D 3 H  ') == offsets.Hour(51)
        assert frequencies.to_offset('   H    ') == offsets.Hour()
        assert frequencies.to_offset(' 3  H    ') == offsets.Hour(3)

        # special cases
        assert frequencies.to_offset('2SMS-15') == offsets.SemiMonthBegin(2)
        with pytest.raises(ValueError, match='Invalid frequency: 2SMS-15-15'):
            frequencies.to_offset('2SMS-15-15')
        with pytest.raises(ValueError, match='Invalid frequency: 2SMS-15D'):
            frequencies.to_offset('2SMS-15D')
开发者ID:Frank-qlu，项目名称:recruit，代码行数:31，代码来源:test_frequencies.py

示例2: test_to_offset_invalid

# 需要导入模块: from pandas.tseries import offsets [as 别名]
# 或者: from pandas.tseries.offsets import SemiMonthBegin [as 别名]
def test_to_offset_invalid(self):
        # GH 13930
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: U1'):
            frequencies.to_offset('U1')
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: -U'):
            frequencies.to_offset('-U')
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: 3U1'):
            frequencies.to_offset('3U1')
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: -2-3U'):
            frequencies.to_offset('-2-3U')
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: -2D:3H'):
            frequencies.to_offset('-2D:3H')
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: 1.5.0S'):
            frequencies.to_offset('1.5.0S')

        # split offsets with spaces are valid
        assert frequencies.to_offset('2D 3H') == offsets.Hour(51)
        assert frequencies.to_offset('2 D3 H') == offsets.Hour(51)
        assert frequencies.to_offset('2 D 3 H') == offsets.Hour(51)
        assert frequencies.to_offset('  2 D 3 H  ') == offsets.Hour(51)
        assert frequencies.to_offset('   H    ') == offsets.Hour()
        assert frequencies.to_offset(' 3  H    ') == offsets.Hour(3)

        # special cases
        assert frequencies.to_offset('2SMS-15') == offsets.SemiMonthBegin(2)
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: 2SMS-15-15'):
            frequencies.to_offset('2SMS-15-15')
        with tm.assert_raises_regex(ValueError,
                                    'Invalid frequency: 2SMS-15D'):
            frequencies.to_offset('2SMS-15D')
开发者ID:birforce，项目名称:vnpy_crypto，代码行数:39，代码来源:test_frequencies.py

示例3: test_anchored_shortcuts

# 需要导入模块: from pandas.tseries import offsets [as 别名]
# 或者: from pandas.tseries.offsets import SemiMonthBegin [as 别名]
def test_anchored_shortcuts(self):
        result = frequencies.to_offset('W')
        expected = frequencies.to_offset('W-SUN')
        assert (result == expected)

        result1 = frequencies.to_offset('Q')
        result2 = frequencies.to_offset('Q-DEC')
        expected = offsets.QuarterEnd(startingMonth=12)
        assert (result1 == expected)
        assert (result2 == expected)

        result1 = frequencies.to_offset('Q-MAY')
        expected = offsets.QuarterEnd(startingMonth=5)
        assert (result1 == expected)

        result1 = frequencies.to_offset('SM')
        result2 = frequencies.to_offset('SM-15')
        expected = offsets.SemiMonthEnd(day_of_month=15)
        assert (result1 == expected)
        assert (result2 == expected)

        result = frequencies.to_offset('SM-1')
        expected = offsets.SemiMonthEnd(day_of_month=1)
        assert (result == expected)

        result = frequencies.to_offset('SM-27')
        expected = offsets.SemiMonthEnd(day_of_month=27)
        assert (result == expected)

        result = frequencies.to_offset('SMS-2')
        expected = offsets.SemiMonthBegin(day_of_month=2)
        assert (result == expected)

        result = frequencies.to_offset('SMS-27')
        expected = offsets.SemiMonthBegin(day_of_month=27)
        assert (result == expected)

        # ensure invalid cases fail as expected
        invalid_anchors = ['SM-0', 'SM-28', 'SM-29',
                           'SM-FOO', 'BSM', 'SM--1',
                           'SMS-1', 'SMS-28', 'SMS-30',
                           'SMS-BAR', 'SMS-BYR' 'BSMS',
                           'SMS--2']
        for invalid_anchor in invalid_anchors:
            with pytest.raises(ValueError, match='Invalid frequency: '):
                frequencies.to_offset(invalid_anchor)
开发者ID:Frank-qlu，项目名称:recruit，代码行数:48，代码来源:test_frequencies.py

示例4: test_anchored_shortcuts

# 需要导入模块: from pandas.tseries import offsets [as 别名]
# 或者: from pandas.tseries.offsets import SemiMonthBegin [as 别名]
def test_anchored_shortcuts(self):
        result = frequencies.to_offset('W')
        expected = frequencies.to_offset('W-SUN')
        assert (result == expected)

        result1 = frequencies.to_offset('Q')
        result2 = frequencies.to_offset('Q-DEC')
        expected = offsets.QuarterEnd(startingMonth=12)
        assert (result1 == expected)
        assert (result2 == expected)

        result1 = frequencies.to_offset('Q-MAY')
        expected = offsets.QuarterEnd(startingMonth=5)
        assert (result1 == expected)

        result1 = frequencies.to_offset('SM')
        result2 = frequencies.to_offset('SM-15')
        expected = offsets.SemiMonthEnd(day_of_month=15)
        assert (result1 == expected)
        assert (result2 == expected)

        result = frequencies.to_offset('SM-1')
        expected = offsets.SemiMonthEnd(day_of_month=1)
        assert (result == expected)

        result = frequencies.to_offset('SM-27')
        expected = offsets.SemiMonthEnd(day_of_month=27)
        assert (result == expected)

        result = frequencies.to_offset('SMS-2')
        expected = offsets.SemiMonthBegin(day_of_month=2)
        assert (result == expected)

        result = frequencies.to_offset('SMS-27')
        expected = offsets.SemiMonthBegin(day_of_month=27)
        assert (result == expected)

        # ensure invalid cases fail as expected
        invalid_anchors = ['SM-0', 'SM-28', 'SM-29',
                           'SM-FOO', 'BSM', 'SM--1',
                           'SMS-1', 'SMS-28', 'SMS-30',
                           'SMS-BAR', 'SMS-BYR' 'BSMS',
                           'SMS--2']
        for invalid_anchor in invalid_anchors:
            with tm.assert_raises_regex(ValueError,
                                        'Invalid frequency: '):
                frequencies.to_offset(invalid_anchor)
开发者ID:birforce，项目名称:vnpy_crypto，代码行数:49，代码来源:test_frequencies.py


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