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1. Get bash inside postgres container# get name from container docker container ls CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES xxxxxxxxx xxxxxxxx_webserver "./start.sh" 2 months ago Up 2 months 0.0.0.0:80->80/tcp, 0.0.0.0:443->443/tcp webserver_xxxx xxxxxxxxx xxxxxxxx_webapp "./start.sh" 2 months ago Up 2 months 8000/tcp webapp_xxxx xxxxxxxxx postgres:10.1 "docker-entrypoint.s…" 2 mont..

1. check if variable is in localif 'my_var' in locals(): 2. check if variable is in globalif 'my_var' in global(): 3. check if object has attributeif hasattr(obj, 'attr_name'): 4. try/excepttry: my_var except NameError: my_var = 'test'

class MyModelAdmin(admin.ModelAdmin): ... def changelist_view(self, request, extra_context=None): extra_context = extra_context or {} extra_context['my_context'] = 'extra test context' return super(MyModelAdmin, self).changelist_view(request, extra_context=extra_context) more detail check django docs

While using django admin list_filter, it only support one select.For using multiple choices, you can modify URL.?status__exact=a ?status__in=a%2Cb You can filter by using ,(comma).%2C equals to , (comma)And have to add UI cause django admin not support multiple UI.So I customize change_list.html from django admin (for my case, I use suit for admin, so customize change_list.html in suit){% extend..

By extending SimpleListFilter, you can add custom filter to list_filter.from django.contrib.admin import SimpleListFilter class CountryFilter(SimpleListFilter): title = 'country' # or use _('country') for translated title parameter_name = 'country' def lookups(self, request, model_admin): countries = set([c.country for c in model_admin.model.objects.all()]) return [(c.id, c.name) for c in countr..

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

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..