tree em
tree em

Reputation: 21711

django filter older than day(s)?

The day is the number a user will input to get the result that is older than (days from user input). For example, if user inputs 32 days, they will get the results that are older than 30 days.

A quick try-out:

class Entry(models.Model):
    entered = models.DateTimeField()

>>> from datetime import datetime
>>> Entry(entered = datetime.now()).save()
>>> Entry.objects.filter(entered__lte = datetime.now())
[<Entry: Entry object>]
>>> Entry.objects.filter(entered__gte = datetime.now())
[]
>>> Entry.objects.filter(entered__gte = datetime.now(), entered__lte=datetime(2009,11,1,0,0))
[<Entry: Entry object>]

My problem and my trying

xxxx__day__lte.

last_contact_filled input from input field

for day_filter in xrange(1,int(last_contact_filled)+1):
                qdict['last_contact__day']=day_filter

What's the best way to do this in Django to filter by day(s) in my case?

Upvotes: 43

Views: 32763

Answers (3)

kibitzer
kibitzer

Reputation: 4589

Something like this would work for you:

from datetime import datetime, timedelta
how_many_days = 30
MyObject.objects.filter(entered__lte=datetime.now()-timedelta(days=how_many_days))

Upvotes: 84

Mani
Mani

Reputation: 949

we can use Django timezone.now() with timedelta

from datetime import timedelta
from django.utils import timezone
time_threshold = timezone.now() - timedelta(days=7)
Entry.objects.filter(entered__gte=time_threshold)

Upvotes: 23

Ignacio Vazquez-Abrams
Ignacio Vazquez-Abrams

Reputation: 798576

Add a timedelta(-30) to the datetime in the filter.

Upvotes: 3

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