[英]How can I obtain all posts published in the last hour from a blog (built with django) with a queryset?
这是我的想法,但显然行不通......
谢谢
def PostUltimaOra(request):
PostsLastHour = Post.objects.filter(pub_date__time__range=(datetime.time.now, datetime.time(now- 1h)))
return render(request, 'blog/numeroposts.html', {'PostsLastHour': PostsLastHour})
2 元组的第一个元素是最小边界,因此您应该交换元素:
from datetime import timedelta
from django.utils.timezone import now
def PostUltimaOra(request):
dt = now()
PostsLastHour = Post.objects.filter(pub_date__range=(dt-timedelta(hours=1), dt))
return render(request, 'blog/numeroposts.html', {'PostsLastHour': PostsLastHour})
如果当前时间戳后没有Post
,则可以使用以下内容进行过滤:
from datetime import timedelta
from django.utils.timezone import now
def PostUltimaOra(request):
dt = now() - timedelta(hours=1)
PostsLastHour = Post.objects.filter(pub_date__gte=dt)
return render(request, 'blog/numeroposts.html', {'PostsLastHour': PostsLastHour})
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