#24837: Unable to query DateField using DateRange ----------------------------------+-------------------------------------- Reporter: schinckel | Owner: Type: Uncategorized | Status: new Component: contrib.postgres | Version: 1.8 Severity: Normal | Resolution: Keywords: | Triage Stage: Unreviewed Has patch: 0 | Needs documentation: 0 Needs tests: 0 | Patch needs improvement: 0 Easy pickings: 1 | UI/UX: 0 ----------------------------------+-------------------------------------- Changes (by schinckel):
* needs_better_patch: => 0 * needs_tests: => 0 * needs_docs: => 0 Comment: I have a partial implementation, showing the next possible issue. That is, the date field is attempting to coerce the lookup value into a date: {{{ ====================================================================== ERROR: test_datetime_range (postgres_tests.test_ranges.TestQueringWithRanges) ---------------------------------------------------------------------- Traceback (most recent call last): File "/Users/matt/Development/django/tests/postgres_tests/test_ranges.py", line 238, in test_datetime_range RangeLookupsModel.objects.filter(timestamp__contained_by=DateTimeTZRange('2015-01-01T09:00', '2015-05-04T23:55')), File "/Users/matt/Development/django/django/db/models/manager.py", line 125, in manager_method return getattr(self.get_queryset(), name)(*args, **kwargs) File "/Users/matt/Development/django/django/db/models/query.py", line 781, in filter return self._filter_or_exclude(False, *args, **kwargs) File "/Users/matt/Development/django/django/db/models/query.py", line 799, in _filter_or_exclude clone.query.add_q(Q(*args, **kwargs)) File "/Users/matt/Development/django/django/db/models/sql/query.py", line 1236, in add_q clause, _ = self._add_q(q_object, self.used_aliases) File "/Users/matt/Development/django/django/db/models/sql/query.py", line 1262, in _add_q allow_joins=allow_joins, split_subq=split_subq, File "/Users/matt/Development/django/django/db/models/sql/query.py", line 1196, in build_filter condition = self.build_lookup(lookups, col, value) File "/Users/matt/Development/django/django/db/models/sql/query.py", line 1095, in build_lookup return final_lookup(lhs, rhs) File "/Users/matt/Development/django/django/db/models/lookups.py", line 98, in __init__ self.rhs = self.get_prep_lookup() File "/Users/matt/Development/django/django/db/models/lookups.py", line 136, in get_prep_lookup return self.lhs.output_field.get_prep_lookup(self.lookup_name, self.rhs) File "/Users/matt/Development/django/django/db/models/fields/__init__.py", line 734, in get_prep_lookup return self.get_prep_value(value) File "/Users/matt/Development/django/django/db/models/fields/__init__.py", line 1432, in get_prep_value value = super(DateTimeField, self).get_prep_value(value) File "/Users/matt/Development/django/django/db/models/fields/__init__.py", line 1288, in get_prep_value return self.to_python(value) File "/Users/matt/Development/django/django/db/models/fields/__init__.py", line 1391, in to_python parsed = parse_datetime(value) File "/Users/matt/Development/django/django/utils/dateparse.py", line 93, in parse_datetime match = datetime_re.match(value) TypeError: expected string or buffer }}} https://github.com/schinckel/django/tree/query-with-ranges -- Ticket URL: <https://code.djangoproject.com/ticket/24837#comment:1> Django <https://code.djangoproject.com/> The Web framework for perfectionists with deadlines. -- You received this message because you are subscribed to the Google Groups "Django updates" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-updates+unsubscr...@googlegroups.com. To post to this group, send email to django-updates@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/django-updates/067.44824f065e86b9a01488051987fa6831%40djangoproject.com. For more options, visit https://groups.google.com/d/optout.