Django处理带T、带Z的时间格式
问题:
USE_TZ = False后,django orm 查询时间报错:MySQL backend does not support timezone-aware datetimes when USE_TZ is False.
解决: 查询时间前,做替换
import pytz
from django.utils import timezone
USE_TZ = False
if USE_TZ is True:
tzinfo_ = pytz.utc
else:
tzinfo_ = None
start_time_str = '2019-11-01T16:00:00.000Z'
end_time_str = '2019-11-02T16:00:00.000Z'
# 时间做时区转换
start_time = timezone.datetime.strptime(start_time_str, '%Y-%m-%dT%H:%M:%S.%fZ').replace(tzinfo=tzinfo_)
end_time = timezone.datetime.strptime(end_time_str, '%Y-%m-%dT%H:%M:%S.%fZ').replace( tzinfo=tzinfo_)
# 查询mysql数据库
query_set = TestModel.objects.filter(create_time__range=(start_time, end_time))
但出来后的时间会定位到16:00,少8小时,具体处理实例:
def get_queryset(self):
start = self.request.query_params.get('daterangeStart', None)
stop = self.request.query_params.get('daterangeEnd', None)
if start and stop:
print("---------过滤时间-----------")
print(type(start), type(stop))
print(start, stop)
tzinfo_ = None
# 时间做时区转换
start = timezone.datetime.strptime(start, '%Y-%m-%dT%H:%M:%S.%fZ').replace(tzinfo=tzinfo_)
stop = timezone.datetime.strptime(stop, '%Y-%m-%dT%H:%M:%S.%fZ').replace(tzinfo=tzinfo_)
# query_set = TestModel.objects.filter(create_time__range=(start_time, end_time))
print(start, stop)
start = time.strptime(str(start), '%Y-%m-%d %H:%M:%S')
start = time.mktime(start)
# start11 = time.strftime("%Y-%m-%d %H:%M:%S",time.localtime(time.time()+28800))
start = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(start + 28800))
stop = time.strptime(str(stop), '%Y-%m-%d %H:%M:%S')
stop = time.mktime(stop)
stop = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(stop + 28800))
print(start, stop)
return DataPointUserActionDetaTextModel.objects.filter(create_datetime__gte=start).filter(create_datetime__lte=stop)
return DataPointUserActionDetaTextModel.objects.all()

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