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import datetime
import numpy as np
from pandas import Series, timedelta_range, to_timedelta, Timestamp, Timedelta
class TimedeltaConstructor(object):
goal_time = 0.2
def time_from_int(self):
Timedelta(123456789)
def time_from_unit(self):
Timedelta(1, unit='d')
def time_from_components(self):
Timedelta(days=1, hours=2, minutes=3, seconds=4, milliseconds=5,
microseconds=6, nanoseconds=7)
def time_from_datetime_timedelta(self):
Timedelta(datetime.timedelta(days=1, seconds=1))
def time_from_np_timedelta(self):
Timedelta(np.timedelta64(1, 'ms'))
def time_from_string(self):
Timedelta('1 days')
def time_from_iso_format(self):
Timedelta('P4DT12H30M5S')
def time_from_missing(self):
Timedelta('nat')
class ToTimedelta(object):
goal_time = 0.2
def setup(self):
self.ints = np.random.randint(0, 60, size=10000)
self.str_days = []
self.str_seconds = []
for i in self.ints:
self.str_days.append('{0} days'.format(i))
self.str_seconds.append('00:00:{0:02d}'.format(i))
def time_convert_int(self):
to_timedelta(self.ints, unit='s')
def time_convert_string_days(self):
to_timedelta(self.str_days)
def time_convert_string_seconds(self):
to_timedelta(self.str_seconds)
class ToTimedeltaErrors(object):
goal_time = 0.2
params = ['coerce', 'ignore']
param_names = ['errors']
def setup(self, errors):
ints = np.random.randint(0, 60, size=10000)
self.arr = ['{0} days'.format(i) for i in ints]
self.arr[-1] = 'apple'
def time_convert(self, errors):
to_timedelta(self.arr, errors=errors)
class TimedeltaOps(object):
goal_time = 0.2
def setup(self):
self.td = to_timedelta(np.arange(1000000))
self.ts = Timestamp('2000')
def time_add_td_ts(self):
self.td + self.ts
class TimedeltaProperties(object):
goal_time = 0.2
def setup_cache(self):
td = Timedelta(days=365, minutes=35, seconds=25, milliseconds=35)
return td
def time_timedelta_days(self, td):
td.days
def time_timedelta_seconds(self, td):
td.seconds
def time_timedelta_microseconds(self, td):
td.microseconds
def time_timedelta_nanoseconds(self, td):
td.nanoseconds
class DatetimeAccessor(object):
goal_time = 0.2
def setup_cache(self):
N = 100000
series = Series(timedelta_range('1 days', periods=N, freq='h'))
return series
def time_dt_accessor(self, series):
series.dt
def time_timedelta_days(self, series):
series.dt.days
def time_timedelta_seconds(self, series):
series.dt.seconds
def time_timedelta_microseconds(self, series):
series.dt.microseconds
def time_timedelta_nanoseconds(self, series):
series.dt.nanoseconds
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