period.py

from pandas import Series, Period, PeriodIndex, date_range


class create_period_index_from_date_range(object):
    goal_time = 0.2

    def time_period_index(self):
        # Simulate irregular PeriodIndex
        PeriodIndex(date_range('1985', periods=1000).to_pydatetime(), freq='D')


class period_algorithm(object):
    goal_time = 0.2

    def setup(self):
        data = [Period('2011-01', freq='M'), Period('2011-02', freq='M'),
                Period('2011-03', freq='M'), Period('2011-04', freq='M')]
        self.s = Series(data * 1000)
        self.i = PeriodIndex(data, freq='M')

    def time_period_series_drop_duplicates(self):
        self.s.drop_duplicates()

    def time_period_index_drop_duplicates(self):
        self.i.drop_duplicates()

    def time_period_series_value_counts(self):
        self.s.value_counts()

    def time_period_index_value_counts(self):
        self.i.value_counts()