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python Programming Glossary: mymodelWhy does django-lint tell me the `auto_now_add` is deprecated? http://stackoverflow.com/questions/10195020/why-does-django-lint-tell-me-the-auto-now-add-is-deprecated checked my project with django lint and it yields W 211 16 MyModel timestamp Uses superceded auto_now or auto_now_add The commit..
How do I define a unique property for a Model in Google App Engine? http://stackoverflow.com/questions/1185628/how-do-i-define-a-unique-property-for-a-model-in-google-app-engine sure a value is unique. You can do this however query MyModel.all keys_only True .filter 'unique_property' value_to_be_used.. one thread while another thread is trying to insert more MyModel models. The test is just to show how it works. Feel free to..
Django admin, custom error message? http://stackoverflow.com/questions/1369548/django-admin-custom-error-message import forms class MyForm forms.ModelForm class Meta model MyModel def clean_points self points self.cleaned_data 'points' if points.isdigit.. You have no points return points class MyModelAdmin admin.ModelAdmin form MyForm admin.site.register MyModel..
do properties work on django model fields? http://stackoverflow.com/questions/1454727/do-properties-work-on-django-model-fields is with some code... can I do this edit ANSWER no class MyModel models.Model foo models.CharField max_length 20 bar models.CharField.. to do it like this Yes you have to do it like this class MyModel models.Model _foo models.CharField max_length 20 db_column 'foo'..
Can a dictionary be passed to django models on create? http://stackoverflow.com/questions/1571570/can-a-dictionary-be-passed-to-django-models-on-create using the operator . Assuming your model is called MyModel # create instance of model m MyModel data_dict # don't forget.. your model is called MyModel # create instance of model m MyModel data_dict # don't forget to save to database m.save As for your.. Again extra and extra2 should be fields in the model. m2 MyModel extra 'hello' extra2 'world' data_dict m2.save share improve..
Django model fields validation http://stackoverflow.com/questions/1624782/django-model-fields-validation self value on the model level class MyModel models.Model FIELD1_CHOICES 'foo' 'bar' 'baz' field1 models.CharField.. False force_update False if self.field1 not in MyModel.FIELD1_CHOICES raise IntegrityError _ 'Invalid value of field1'..
Multiple Database Config in Django 1.2 http://stackoverflow.com/questions/3637419/multiple-database-config-in-django-1-2 from that model it works something like this records MyModel.object.all module for MyModel is myapp.asterisk there's a connection.. something like this records MyModel.object.all module for MyModel is myapp.asterisk there's a connection called asterisk so use.. return None Then for each model class MyModel models.Model connection_name asterisk #etc... Note that I have..
Django: How can I use my model classes to interact with my database from outside Django? http://stackoverflow.com/questions/383073/django-how-can-i-use-my-model-classes-to-interact-with-my-database-from-outside be able to access the models from myproject.models import MyModel all_my_models MyModel.objects.all share improve this answer..
Can you give a Django app a verbose name for use throughout the admin? http://stackoverflow.com/questions/612372/can-you-give-a-django-app-a-verbose-name-for-use-throughout-the-admin define this name in all models of your application. class MyModel models.Model pass class Meta app_label 'My APP name' share..
python tab completion Mac OSX 10.7 (Lion) http://stackoverflow.com/questions/7116038/python-tab-completion-mac-osx-10-7-lion I could do something like the following # django import MyModel MyModel.objects.a TAB # will complete to all python readline.. do something like the following # django import MyModel MyModel.objects.a TAB # will complete to all python readline osx lion..
Adding Custom Django Model Validation http://stackoverflow.com/questions/7366363/adding-custom-django-model-validation from django.core.validators import ValidationError class MyModel Model start_date DateTimeField end_date DateTimeField def validate_unique.. DateTimeField def validate_unique self args kwargs super MyModel self .validate_unique args kwargs qs self.__class__._default_manager.filter..
http://stackoverflow.com/questions/895454/django-app-dependency-cycle You can use a string in your ForeignKey definition class MyModel models.Model myfield models.ForeignKey 'myotherapp.MyOtherModel'..
Use Django ORM as standalone [duplicate] http://stackoverflow.com/questions/937742/use-django-orm-as-standalone # myApp models.py from django.db import models class MyModel models.Model field models.CharField max_length 255 and that's..
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