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from django.db.models import Q
from myapp.models import Post

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posts = Post.objects.filter(Q(title__contains='Django') & Q(author='admin'))

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start_date = '2022-01-01'
end_date = '2022-12-31'
posts = Post.objects.filter(Q(pub_date__gte=start_date) & Q(pub_date__lte=end_date))

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posts = Post.objects.filter(Q(category='Python') | Q(category='Django'))

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posts = Post.objects.filter(Q(title__contains='Django') & (Q(author='admin') | Q(author='editor')))

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