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- 根據月份獲取季度
- 獲取兩個時間之間的季度時間
- 獲取臨近幾個季度的時間(上一個季度,下一個季度)
- 獲取本季度第一天
- 獲取本季度最后一天
import calendar
import datetime
import time
def getBetweenMonth(begin_date, end_date=None):
date_list = []
begin_date = datetime.datetime.strptime(begin_date, "%Y%m%d")
print(begin_date)
end_date = end_date if end_date else datetime.datetime.strptime(
time.strftime('%Y%m%d', time.localtime(time.time())), "%Y%m%d")
while begin_date <= end_date:
date_str = begin_date.strftime("%Y-%m")
date_list.append(date_str)
begin_date = add_months(begin_date, 1)
return date_list
def add_months(dt, months):
month = dt.month - 1 + months
year = int(dt.year + month / 12)
month = int(month % 12 + 1)
day = min(dt.day, calendar.monthrange(year, month)[1])
return dt.replace(year=year, month=month, day=day)
def get_quarter(month_list):
'''
根據月份獲取季度
:param month_list: ['2018-11', '2018-12']
:return:日期所在季度月末值
'''
quarter_list = []
for value in month_list:
temp_value = value.split("-")
if temp_value[1] in ['01', '02', '03']:
quarter_list.append(temp_value[0] + "0331")
elif temp_value[1] in ['04', '05', '06']:
quarter_list.append(temp_value[0] + "0630")
elif temp_value[1] in ['07', '08', '09']:
quarter_list.append(temp_value[0] + "0930")
elif temp_value[1] in ['10', '11', '12']:
quarter_list.append(temp_value[0] + "1231")
quarter_set = set(quarter_list)
quarter_list = list(quarter_set)
quarter_list.sort()
return quarter_list
def getBetweenQuarter(begin_date, end_date=None):
'''
獲取兩個時間之間的季度時間
:param begin_date: 起始時間
:param end_date: 默認當前時間
:return: 日期所在季度月末值
'''
month_list = getBetweenMonth(begin_date, end_date)
quarter_list = get_quarter(month_list)
return quarter_list
def getNearQuarter(begin_date, num=1):
'''
獲取臨近幾個季度的截止時間
:param begin_date: 起始時間
:param num: 正整數向將來推 默認:下一個季度
:return: 日期所在季度月末值
'''
month_list = []
begin_date = datetime.datetime.strptime(begin_date, "%Y%m%d")
begin_date_ = add_months(begin_date, 3 * num)
date_str = begin_date_.strftime("%Y-%m")
month_list.append(date_str)
quarter_list = get_quarter(month_list)
return quarter_list
def getQuarterFirstDay(date_str):
'''
獲取本季度第一天
:param date_str:
:return:日期所在季度第一天
'''
date = datetime.datetime.strptime(date_str, "%Y%m%d")
quarter_start_day = datetime.date(date.year, date.month - (date.month - 1) % 3, 1)
return quarter_start_day.isoformat()
def getQuarterLastDay(date_str):
'''
本季度最后一天
:param date_str:
:return: 日期所在季度最后一天
'''
from dateutil.relativedelta import relativedelta # 引入新的包
date = datetime.datetime.strptime(date_str, "%Y%m%d")
quarter_end_day = datetime.date(date.year, date.month - (date.month - 1) % 3 + 2, 1) + relativedelta(months=1,
days=-1)
return quarter_end_day.isoformat()
if __name__ == '__main__':
begin_date = '20181121'
quarter_list = getBetweenQuarter(begin_date, end_date=None)
# quarter_list = getNearQuarter(begin_date)
print(quarter_list)
date_str = '20180630'
# print(getQuarterFirstDay(date_str))
# print(getQuarterLastDay(date_str))
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