PYTHON

django filter queryset by date

# gt - Greater than.
# gte - Greater than or equal to.
# lt - Less than.
# lte - Less than or equal to.

import datetime
samples = Sample.objects.filter(sampledate__gte=datetime.date(2011, 1, 1),
                                sampledate__lte=datetime.date(2011, 1, 31))

filter query objects by date range in Django

Sample.objects.filter(date__year='2011', 
                      date__month='01')