app直播源码，按照日期查询聊天记录

app直播源码，按照日期查询聊天记录实现的相关代码

 

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import datetime<br>def all_days_in_a_year(year, time_format="%Y-%m-%d"):<br>    dt = datetime.timedelta(days=1)<br>    res = []<br>    start_date = datetime.datetime(year=year, month=1,day=1)<br>    now_year = datetime.datetime.now().year<br>    if year == now_year:<br>        end_date = datetime.datetime.now()<br>    elif year < now_year:<br>        end_date = datetime.datetime(year=year+1, month=1,day=1)<br>   else:<br>       return res<br>   while start_date < end_date:<br>       res.append(start_date.strftime(time_format))<br>       start_date += dt<br>   return res<br># 调用<br>all_days_in_a_year(2021)<br>'''<br>['2021-01-01',<br> '2021-01-02',<br> '2021-01-03',<br> '2021-01-04',<br> '2021-01-05',<br> '2021-01-06',<br> ...<br> '2021-11-03',<br> '2021-11-04',<br> '2021-11-05',<br> '2021-11-06',<br> '2021-11-07',<br> '2021-11-08',<br> '2021-11-09',<br> '2021-11-10',<br> '2021-11-11',<br> '2021-11-12']<br>'''

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