seulcoding

def save(self, *args, **kw): if self.pk is not None: orig = MyModel.objects.get(pk=self.pk) field_names = [field.name for field in MyModel._meta.fields] fields_stats = {} for field_name in field_names: fields_stats[field_name] = getattr(orig, field_name) != getattr(self, field_name) super(MyModel, self).save(*args, **kw) Then field_stats will be{ 'field_name1': True, 'field_name1': False, }

If you want to use choicefield from Model object, you can use ModelChoiceField.user = forms.ModelChoiceField(queryset=User.objects.filter(is_active=True)) Or you can use ChoiceField with __init__ for change display.class UserForm(forms.Form): user = forms.ChoiceField(choices = []) def __init__(self, *args, **kwargs): super(UserForm, self).__init__(*args, **kwargs) self.fields[user].choices = [(u..

Django-allauth support password check function. If want to remove this function, just add to settings.pyACCOUNT_SIGNUP_PASSWORD_VERIFICATION = False You can check other configuration in allauth docs

Can simply upload directory with aws command.aws s3 cp SOURCE_DIR s3://DEST_BUCKET/ --recursive Or Sync byaws s3 sync SOURCE_DIR s3://DEST_BUCKET/

1. Remove all migration from projectIf you don’t have to preserve database or migration history during migration, you simply throwing whole migrations away.1. Remove all migration filesExcept the __init__.py, (or it’s ok to remove migrations directory itself) remove all migrate files.You can use find command.find . -path "*/migrations/*.py" -not -name "__ini__.py" -delete find . -path "*/migrati..

Using list_filter in ModelAdmin, ordering follow model’s default ordering in Meta.But if you want to have custom filter, you can add some filter inheriting SimpleListFilterFor exmple, it will automatically order by created_at (reversd, for -)class MyModel(models.Model): class Meta: ordering = ['-created_at'] When you want to filter by status, you can add your own custom filter.class StatusFilter..

When filter queryset using ManyToManyField, it takes too much sql queries.For avoid this situation, we can use annotate.CountWith django.db.models.Count, you can count number of m2m objects.For example, if want to filter queryset having more than one ManyToManyField called product (for example)from django.db.models import Count ... queryset = queryset.annotate(product_num=Count('product')).filte..

Method 1: Override admin templateIn django admin templates, there’s{% block extrastyle %}{% endblock %} and can add some styles to there.Method 2: Add Media class to ModelAdminIf you want to add css or js for only one ModelAdmin, you can add Media class to ModelAdminclass CustomModelAdmin(admin.ModelAdmin): class Media: js = ('js/admin/my_own_admin.js',) css = { 'all': ('css/admin/my_own_admin.c..

In settings.py, can add CSRF_FAILURE_VIEW='app_name.views.csrf_failure'Then add csrf_failure in your view.def csrf_failure(request, reason=""): ctx = {'message': 'custom message'} return render_to_response(custom_template, ctx) More details in documentation

Can use git clean command.It will cleaning working tree by recursively removeing files that are not under version control.Here’s few useful options. Full optinos and description is in here. (Git documentation)# see which files will be deleted. (Just show, not delete) git clean -n # clean force (--force) git clean -f # clean by interactively (--interactive) git clean -i