python获取当前季度或上一季度的起止日期

import datetime

import calendar

def get_quarter_date(quarter='current'):

    """

    获取当前季度或上一季度的起止日期

    :param quarter: [current , last], default current

    :return: tuple of datetime.date

    """

    today = datetime.date.today()

    year = today.year

    current_quarter = ((today.month - 1) // 3) + 1

    if quarter == 'last':

        current_quarter -= 1

    if current_quarter == 0:

        quarter_start = datetime.date(year - 1, 10, 1)

        _, days = calendar.monthrange(year - 1, 12)

        quarter_end = datetime.date(year - 1, 12, days)

    elif current_quarter == 1:

        quarter_start = datetime.date(year, 1, 1)

        _, days = calendar.monthrange(year, 3)

        quarter_end = datetime.date(year, 3, days)

    elif current_quarter == 2:

        quarter_start = datetime.date(year, 4, 1)

        _, days = calendar.monthrange(year, 6)

        quarter_end = datetime.date(year, 6, days)

    elif current_quarter == 3:

        quarter_start = datetime.date(year, 7, 1)

        _, days = calendar.monthrange(year, 9)

        quarter_end = datetime.date(year, 9, days)

    else:

        quarter_start = datetime.date(year, 10, 1)

        _, days = calendar.monthrange(year, 12)

        quarter_end = datetime.date(year, 12, days)

    return quarter_start, quarter_end
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python获取当前季度或上一季度的起止日期

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