本文整理汇总了Python中pandas.util.testing.makePeriodFrame方法的典型用法代码示例。如果您正苦于以下问题：Python testing.makePeriodFrame方法的具体用法？Python testing.makePeriodFrame怎么用？Python testing.makePeriodFrame使用的例子？那么恭喜您, 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.util.testing的用法示例。
在下文中一共展示了testing.makePeriodFrame方法的5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_tshift
# 需要导入模块: from pandas.util import testing [as 别名]
# 或者: from pandas.util.testing import makePeriodFrame [as 别名]
def test_tshift(self):
# PeriodIndex
ps = tm.makePeriodFrame()
shifted = ps.tshift(1)
unshifted = shifted.tshift(-1)
assert_frame_equal(unshifted, ps)
shifted2 = ps.tshift(freq='B')
assert_frame_equal(shifted, shifted2)
shifted3 = ps.tshift(freq=offsets.BDay())
assert_frame_equal(shifted, shifted3)
with pytest.raises(ValueError, match='does not match'):
ps.tshift(freq='M')
# DatetimeIndex
shifted = self.tsframe.tshift(1)
unshifted = shifted.tshift(-1)
assert_frame_equal(self.tsframe, unshifted)
shifted2 = self.tsframe.tshift(freq=self.tsframe.index.freq)
assert_frame_equal(shifted, shifted2)
inferred_ts = DataFrame(self.tsframe.values,
Index(np.asarray(self.tsframe.index)),
columns=self.tsframe.columns)
shifted = inferred_ts.tshift(1)
unshifted = shifted.tshift(-1)
assert_frame_equal(shifted, self.tsframe.tshift(1))
assert_frame_equal(unshifted, inferred_ts)
no_freq = self.tsframe.iloc[[0, 5, 7], :]
pytest.raises(ValueError, no_freq.tshift) 示例2: test_isna_isnull
# 需要导入模块: from pandas.util import testing [as 别名]
# 或者: from pandas.util.testing import makePeriodFrame [as 别名]
def test_isna_isnull(self, isna_f):
assert not isna_f(1.)
assert isna_f(None)
assert isna_f(np.NaN)
assert float('nan')
assert not isna_f(np.inf)
assert not isna_f(-np.inf)
# series
for s in [tm.makeFloatSeries(), tm.makeStringSeries(),
tm.makeObjectSeries(), tm.makeTimeSeries(),
tm.makePeriodSeries()]:
assert isinstance(isna_f(s), Series)
# frame
for df in [tm.makeTimeDataFrame(), tm.makePeriodFrame(),
tm.makeMixedDataFrame()]:
result = isna_f(df)
expected = df.apply(isna_f)
tm.assert_frame_equal(result, expected)
# panel
with catch_warnings(record=True):
simplefilter("ignore", FutureWarning)
for p in [tm.makePanel(), tm.makePeriodPanel(),
tm.add_nans(tm.makePanel())]:
result = isna_f(p)
expected = p.apply(isna_f)
tm.assert_panel_equal(result, expected) 示例3: test_tshift
# 需要导入模块: from pandas.util import testing [as 别名]
# 或者: from pandas.util.testing import makePeriodFrame [as 别名]
def test_tshift(self):
# PeriodIndex
ps = tm.makePeriodFrame()
shifted = ps.tshift(1)
unshifted = shifted.tshift(-1)
assert_frame_equal(unshifted, ps)
shifted2 = ps.tshift(freq='B')
assert_frame_equal(shifted, shifted2)
shifted3 = ps.tshift(freq=offsets.BDay())
assert_frame_equal(shifted, shifted3)
tm.assert_raises_regex(
ValueError, 'does not match', ps.tshift, freq='M')
# DatetimeIndex
shifted = self.tsframe.tshift(1)
unshifted = shifted.tshift(-1)
assert_frame_equal(self.tsframe, unshifted)
shifted2 = self.tsframe.tshift(freq=self.tsframe.index.freq)
assert_frame_equal(shifted, shifted2)
inferred_ts = DataFrame(self.tsframe.values,
Index(np.asarray(self.tsframe.index)),
columns=self.tsframe.columns)
shifted = inferred_ts.tshift(1)
unshifted = shifted.tshift(-1)
assert_frame_equal(shifted, self.tsframe.tshift(1))
assert_frame_equal(unshifted, inferred_ts)
no_freq = self.tsframe.iloc[[0, 5, 7], :]
pytest.raises(ValueError, no_freq.tshift) 示例4: test_isna_isnull
# 需要导入模块: from pandas.util import testing [as 别名]
# 或者: from pandas.util.testing import makePeriodFrame [as 别名]
def test_isna_isnull(self, isna_f):
assert not isna_f(1.)
assert isna_f(None)
assert isna_f(np.NaN)
assert float('nan')
assert not isna_f(np.inf)
assert not isna_f(-np.inf)
# series
for s in [tm.makeFloatSeries(), tm.makeStringSeries(),
tm.makeObjectSeries(), tm.makeTimeSeries(),
tm.makePeriodSeries()]:
assert isinstance(isna_f(s), Series)
# frame
for df in [tm.makeTimeDataFrame(), tm.makePeriodFrame(),
tm.makeMixedDataFrame()]:
result = isna_f(df)
expected = df.apply(isna_f)
tm.assert_frame_equal(result, expected)
# panel
with catch_warnings(record=True):
for p in [tm.makePanel(), tm.makePeriodPanel(),
tm.add_nans(tm.makePanel())]:
result = isna_f(p)
expected = p.apply(isna_f)
tm.assert_panel_equal(result, expected) 示例5: test_isna_isnull
# 需要导入模块: from pandas.util import testing [as 别名]
# 或者: from pandas.util.testing import makePeriodFrame [as 别名]
def test_isna_isnull(self, isna_f):
assert not isna_f(1.)
assert isna_f(None)
assert isna_f(np.NaN)
assert float('nan')
assert not isna_f(np.inf)
assert not isna_f(-np.inf)
# series
for s in [tm.makeFloatSeries(), tm.makeStringSeries(),
tm.makeObjectSeries(), tm.makeTimeSeries(),
tm.makePeriodSeries()]:
assert isinstance(isna_f(s), Series)
# frame
for df in [tm.makeTimeDataFrame(), tm.makePeriodFrame(),
tm.makeMixedDataFrame()]:
result = isna_f(df)
expected = df.apply(isna_f)
tm.assert_frame_equal(result, expected)
# panel
with catch_warnings(record=True):
for p in [tm.makePanel(), tm.makePeriodPanel(),
tm.add_nans(tm.makePanel())]:
result = isna_f(p)
expected = p.apply(isna_f)
tm.assert_panel_equal(result, expected)
# panel 4d
with catch_warnings(record=True):
for p in [tm.makePanel4D(), tm.add_nans_panel4d(tm.makePanel4D())]:
result = isna_f(p)
expected = p.apply(isna_f)
tm.assert_panel4d_equal(result, expected)