WebSep 4, 2013 · 1 Answer. Sorted by: 4. Planning.objects.raw () returns RawQuerySet instance, which is different from model instance. You need to iterate or slice on the RawQuerySet to access actual model instance and its properties. qs = planning.objects.raw () qs [0].key for x in qs: x.key. Share. WebYou must set output_field I did, for the sake of completion, try: Ticket.objects.annotate (expires_at=F ('active_at') + F ('duration'), output_field=models.DateTimeField ()) This resulted in: AttributeError: 'DateTimeField' object has no attribute 'resolve_expression' comment:4 Changed 7 years ago by Josh Smeaton
WebThis package helps a lot, thanks for develop such a tool. But I followed the doc, while I want to migrate, below issue happens: OS: Linux version 4.14.62-65.117.amzn1.x86_64 (mockbuild@gobi-build-60009) (gcc version 7.2.1 20240915 (Red Hat 7.2.1-2) Python version: Python 3.4.3. Django version: Tried Django 1.11, 2.05 and 2.08, all the same. WebJan 19, 2009 · Can anyone help me please to solve this.. from django.db import models # Create your models here. class Poll(models.model): question = models.CharField(max_length=200) pub_date = models. inbound marketing certification workbook
python - return value.utcoffset () is not None AttributeError ...
WebNov 26, 2024 · 1 Answer. You have to use SplitDateTimeField with AdminSplitDateTime. @alias51 The value returned by the AdminSplitDateTime widget is a list. The DateTimeField expects the value to be a string and calls … WebAug 18, 2024 · model Ticket captures the initial data. model UpdateTicket enables a responder to update details on the Ticket as well as including additional field for comment and a timestamp. UpdatedTicket has a OneToOne relationship with Ticket but I get an AttributeError: 'Ticket' object has no attribute when I try to access the associated data. WebDec 15, 2015 · d_tomorrow is expected, by the Django ORM, to have a date attribute (apparently), but doesn't.. At any rate, you probably want to use a callable for the default date; otherwise, every model's default date will be "tomorrow" relative to the time the model class was initialized, not the time that the model is created. You might try this: inbound marketing certified professional