本文整理汇总了Python中pandas.tseries.frequencies.get_freq方法的典型用法代码示例。如果您正苦于以下问题：Python frequencies.get_freq方法的具体用法？Python frequencies.get_freq怎么用？Python frequencies.get_freq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.tseries.frequencies的用法示例。
在下文中一共展示了frequencies.get_freq方法的14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: get_finder
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def get_finder(freq):
if isinstance(freq, compat.string_types):
freq = frequencies.get_freq(freq)
fgroup = resolution.get_freq_group(freq)
if fgroup == FreqGroup.FR_ANN:
return _annual_finder
elif fgroup == FreqGroup.FR_QTR:
return _quarterly_finder
elif freq == FreqGroup.FR_MTH:
return _monthly_finder
elif ((freq >= FreqGroup.FR_BUS) or fgroup == FreqGroup.FR_WK):
return _daily_finder
else: # pragma: no cover
errmsg = "Unsupported frequency: {freq}".format(freq=freq)
raise NotImplementedError(errmsg) 示例2: test_freq_code
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_freq_code(self):
assert frequencies.get_freq('A') == 1000
assert frequencies.get_freq('3A') == 1000
assert frequencies.get_freq('-1A') == 1000
assert frequencies.get_freq('Y') == 1000
assert frequencies.get_freq('3Y') == 1000
assert frequencies.get_freq('-1Y') == 1000
assert frequencies.get_freq('W') == 4000
assert frequencies.get_freq('W-MON') == 4001
assert frequencies.get_freq('W-FRI') == 4005
for freqstr, code in compat.iteritems(_period_code_map):
result = frequencies.get_freq(freqstr)
assert result == code
result = resolution.get_freq_group(freqstr)
assert result == code // 1000 * 1000
result = resolution.get_freq_group(code)
assert result == code // 1000 * 1000 示例3: get_finder
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def get_finder(freq):
if isinstance(freq, compat.string_types):
freq = frequencies.get_freq(freq)
fgroup = frequencies.get_freq_group(freq)
if fgroup == FreqGroup.FR_ANN:
return _annual_finder
elif fgroup == FreqGroup.FR_QTR:
return _quarterly_finder
elif freq == FreqGroup.FR_MTH:
return _monthly_finder
elif ((freq >= FreqGroup.FR_BUS) or fgroup == FreqGroup.FR_WK):
return _daily_finder
else: # pragma: no cover
errmsg = "Unsupported frequency: %s" % (freq)
raise NotImplementedError(errmsg) 示例4: test_period_ordinal_business_day
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_period_ordinal_business_day(self):
# Thursday
assert period_ordinal(2013, 10, 3, 0,
0, 0, 0, 0, get_freq('B')) == 11415
# Friday
assert period_ordinal(2013, 10, 4, 0,
0, 0, 0, 0, get_freq('B')) == 11416
# Saturday
assert period_ordinal(2013, 10, 5, 0,
0, 0, 0, 0, get_freq('B')) == 11417
# Sunday
assert period_ordinal(2013, 10, 6, 0,
0, 0, 0, 0, get_freq('B')) == 11417
# Monday
assert period_ordinal(2013, 10, 7, 0,
0, 0, 0, 0, get_freq('B')) == 11417
# Tuesday
assert period_ordinal(2013, 10, 8, 0,
0, 0, 0, 0, get_freq('B')) == 11418 示例5: test_freq_code
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_freq_code(self):
assert frequencies.get_freq('A') == 1000
assert frequencies.get_freq('3A') == 1000
assert frequencies.get_freq('-1A') == 1000
assert frequencies.get_freq('Y') == 1000
assert frequencies.get_freq('3Y') == 1000
assert frequencies.get_freq('-1Y') == 1000
assert frequencies.get_freq('W') == 4000
assert frequencies.get_freq('W-MON') == 4001
assert frequencies.get_freq('W-FRI') == 4005
for freqstr, code in compat.iteritems(frequencies._period_code_map):
result = frequencies.get_freq(freqstr)
assert result == code
result = frequencies.get_freq_group(freqstr)
assert result == code // 1000 * 1000
result = frequencies.get_freq_group(code)
assert result == code // 1000 * 1000 示例6: test_freq_to_reso
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_freq_to_reso(self):
Reso = frequencies.Resolution
assert Reso.get_str_from_freq('A') == 'year'
assert Reso.get_str_from_freq('Q') == 'quarter'
assert Reso.get_str_from_freq('M') == 'month'
assert Reso.get_str_from_freq('D') == 'day'
assert Reso.get_str_from_freq('H') == 'hour'
assert Reso.get_str_from_freq('T') == 'minute'
assert Reso.get_str_from_freq('S') == 'second'
assert Reso.get_str_from_freq('L') == 'millisecond'
assert Reso.get_str_from_freq('U') == 'microsecond'
assert Reso.get_str_from_freq('N') == 'nanosecond'
for freq in ['A', 'Q', 'M', 'D', 'H', 'T', 'S', 'L', 'U', 'N']:
# check roundtrip
result = Reso.get_freq(Reso.get_str_from_freq(freq))
assert freq == result
for freq in ['D', 'H', 'T', 'S', 'L', 'U']:
result = Reso.get_freq(Reso.get_str(Reso.get_reso_from_freq(freq)))
assert freq == result 示例7: __init__
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def __init__(self, freq, minor_locator=False, dynamic_mode=True,
base=1, quarter=1, month=1, day=1, plot_obj=None):
if isinstance(freq, compat.string_types):
freq = frequencies.get_freq(freq)
self.freq = freq
self.base = base
(self.quarter, self.month, self.day) = (quarter, month, day)
self.isminor = minor_locator
self.isdynamic = dynamic_mode
self.offset = 0
self.plot_obj = plot_obj
self.finder = get_finder(freq) 示例8: _use_dynamic_x
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def _use_dynamic_x(ax, data):
freq = _get_index_freq(data)
ax_freq = _get_ax_freq(ax)
if freq is None: # convert irregular if axes has freq info
freq = ax_freq
else: # do not use tsplot if irregular was plotted first
if (ax_freq is None) and (len(ax.get_lines()) > 0):
return False
if freq is None:
return False
if isinstance(freq, DateOffset):
freq = freq.rule_code
else:
freq = frequencies.get_base_alias(freq)
freq = frequencies.get_period_alias(freq)
if freq is None:
return False
# hack this for 0.10.1, creating more technical debt...sigh
if isinstance(data.index, DatetimeIndex):
base = frequencies.get_freq(freq)
x = data.index
if (base <= frequencies.FreqGroup.FR_DAY):
return x[:1].is_normalized
return Period(x[0], freq).to_timestamp(tz=x.tz) == x[0]
return True 示例9: test_intraday_conversion_factors
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_intraday_conversion_factors(self):
self.assertEqual(period_asfreq(1, get_freq('D'), get_freq('H'), False), 24)
self.assertEqual(period_asfreq(1, get_freq('D'), get_freq('T'), False), 1440)
self.assertEqual(period_asfreq(1, get_freq('D'), get_freq('S'), False), 86400)
self.assertEqual(period_asfreq(1, get_freq('D'), get_freq('L'), False), 86400000)
self.assertEqual(period_asfreq(1, get_freq('D'), get_freq('U'), False), 86400000000)
self.assertEqual(period_asfreq(1, get_freq('D'), get_freq('N'), False), 86400000000000)
self.assertEqual(period_asfreq(1, get_freq('H'), get_freq('T'), False), 60)
self.assertEqual(period_asfreq(1, get_freq('H'), get_freq('S'), False), 3600)
self.assertEqual(period_asfreq(1, get_freq('H'), get_freq('L'), False), 3600000)
self.assertEqual(period_asfreq(1, get_freq('H'), get_freq('U'), False), 3600000000)
self.assertEqual(period_asfreq(1, get_freq('H'), get_freq('N'), False), 3600000000000)
self.assertEqual(period_asfreq(1, get_freq('T'), get_freq('S'), False), 60)
self.assertEqual(period_asfreq(1, get_freq('T'), get_freq('L'), False), 60000)
self.assertEqual(period_asfreq(1, get_freq('T'), get_freq('U'), False), 60000000)
self.assertEqual(period_asfreq(1, get_freq('T'), get_freq('N'), False), 60000000000)
self.assertEqual(period_asfreq(1, get_freq('S'), get_freq('L'), False), 1000)
self.assertEqual(period_asfreq(1, get_freq('S'), get_freq('U'), False), 1000000)
self.assertEqual(period_asfreq(1, get_freq('S'), get_freq('N'), False), 1000000000)
self.assertEqual(period_asfreq(1, get_freq('L'), get_freq('U'), False), 1000)
self.assertEqual(period_asfreq(1, get_freq('L'), get_freq('N'), False), 1000000)
self.assertEqual(period_asfreq(1, get_freq('U'), get_freq('N'), False), 1000) 示例10: test_period_ordinal_start_values
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_period_ordinal_start_values(self):
# information for 1.1.1970
self.assertEqual(0, period_ordinal(1970, 1, 1, 0, 0, 0, 0, 0, get_freq('Y')))
self.assertEqual(0, period_ordinal(1970, 1, 1, 0, 0, 0, 0, 0, get_freq('M')))
self.assertEqual(1, period_ordinal(1970, 1, 1, 0, 0, 0, 0, 0, get_freq('W')))
self.assertEqual(0, period_ordinal(1970, 1, 1, 0, 0, 0, 0, 0, get_freq('D')))
self.assertEqual(0, period_ordinal(1970, 1, 1, 0, 0, 0, 0, 0, get_freq('B'))) 示例11: test_period_ordinal_business_day
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_period_ordinal_business_day(self):
# Thursday
self.assertEqual(11415, period_ordinal(2013, 10, 3, 0, 0, 0, 0, 0, get_freq('B')))
# Friday
self.assertEqual(11416, period_ordinal(2013, 10, 4, 0, 0, 0, 0, 0, get_freq('B')))
# Saturday
self.assertEqual(11417, period_ordinal(2013, 10, 5, 0, 0, 0, 0, 0, get_freq('B')))
# Sunday
self.assertEqual(11417, period_ordinal(2013, 10, 6, 0, 0, 0, 0, 0, get_freq('B')))
# Monday
self.assertEqual(11417, period_ordinal(2013, 10, 7, 0, 0, 0, 0, 0, get_freq('B')))
# Tuesday
self.assertEqual(11418, period_ordinal(2013, 10, 8, 0, 0, 0, 0, 0, get_freq('B'))) 示例12: _no_base
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def _no_base(self, freq):
# hack this for 0.10.1, creating more technical debt...sigh
from pandas.core.frame import DataFrame
if (isinstance(self.data, (Series, DataFrame))
and isinstance(self.data.index, DatetimeIndex)):
import pandas.tseries.frequencies as freqmod
base = freqmod.get_freq(freq)
x = self.data.index
if (base <= freqmod.FreqGroup.FR_DAY):
return x[:1].is_normalized
return Period(x[0], freq).to_timestamp(tz=x.tz) == x[0]
return True 示例13: test_intraday_conversion_factors
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_intraday_conversion_factors(self):
assert period_asfreq(1, get_freq('D'), get_freq('H'), False) == 24
assert period_asfreq(1, get_freq('D'), get_freq('T'), False) == 1440
assert period_asfreq(1, get_freq('D'), get_freq('S'), False) == 86400
assert period_asfreq(1, get_freq('D'),
get_freq('L'), False) == 86400000
assert period_asfreq(1, get_freq('D'),
get_freq('U'), False) == 86400000000
assert period_asfreq(1, get_freq('D'),
get_freq('N'), False) == 86400000000000
assert period_asfreq(1, get_freq('H'), get_freq('T'), False) == 60
assert period_asfreq(1, get_freq('H'), get_freq('S'), False) == 3600
assert period_asfreq(1, get_freq('H'),
get_freq('L'), False) == 3600000
assert period_asfreq(1, get_freq('H'),
get_freq('U'), False) == 3600000000
assert period_asfreq(1, get_freq('H'),
get_freq('N'), False) == 3600000000000
assert period_asfreq(1, get_freq('T'), get_freq('S'), False) == 60
assert period_asfreq(1, get_freq('T'), get_freq('L'), False) == 60000
assert period_asfreq(1, get_freq('T'),
get_freq('U'), False) == 60000000
assert period_asfreq(1, get_freq('T'),
get_freq('N'), False) == 60000000000
assert period_asfreq(1, get_freq('S'), get_freq('L'), False) == 1000
assert period_asfreq(1, get_freq('S'),
get_freq('U'), False) == 1000000
assert period_asfreq(1, get_freq('S'),
get_freq('N'), False) == 1000000000
assert period_asfreq(1, get_freq('L'), get_freq('U'), False) == 1000
assert period_asfreq(1, get_freq('L'),
get_freq('N'), False) == 1000000
assert period_asfreq(1, get_freq('U'), get_freq('N'), False) == 1000 示例14: test_period_ordinal_week
# 需要导入模块: from pandas.tseries import frequencies [as 别名]
# 或者: from pandas.tseries.frequencies import get_freq [as 别名]
def test_period_ordinal_week(self):
assert period_ordinal(1970, 1, 4, 0, 0, 0, 0, 0, get_freq('W')) == 1
assert period_ordinal(1970, 1, 5, 0, 0, 0, 0, 0, get_freq('W')) == 2
assert period_ordinal(2013, 10, 6, 0,
0, 0, 0, 0, get_freq('W')) == 2284
assert period_ordinal(2013, 10, 7, 0,
0, 0, 0, 0, get_freq('W')) == 2285