Re: help for creating relationship between User model an another model !!

Hi,

Please refer this link.

http://stackoverflow.com/questions/34473323/typeerror-int-argument-must-be-a-string-a-bytes-like-object-or-a-number-not

On 23 Nov 2016 9:55 pm, "adonis simo" <simoadonis@gmail.com> wrote:

Thanks for looking
This is the whole stack trace :

Operations to perform:
  Apply all migrations: admin, auth, blog, contenttypes, polls, sessions
Running migrations:
  Applying blog.0007_article_user...Traceback (most recent call last):
  File "manage.py", line 22, in <module>
    execute_from_command_line(sys.argv)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/core/management/__init__.py", line 367, in execute_from_command_line
    utility.execute()
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/core/management/__init__.py", line 359, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/core/management/base.py", line 294, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/core/management/base.py", line 345, in execute
    output = self.handle(*args, **options)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/core/management/commands/migrate.py", line 204, in handle
    fake_initial=fake_initial,
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/migrations/executor.py", line 115, in migrate
    state = self._migrate_all_forwards(state, plan, full_plan, fake=fake, fake_initial=fake_initial)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/migrations/executor.py", line 145, in _migrate_all_forwards
    state = self.apply_migration(state, migration, fake=fake, fake_initial=fake_initial)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/migrations/executor.py", line 244, in apply_migration
    state = migration.apply(state, schema_editor)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/migrations/migration.py", line 129, in apply
    operation.database_forwards(self.app_label, schema_editor, old_state, project_state)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/migrations/operations/fields.py", line 84, in database_forwards
    field,
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/backends/sqlite3/schema.py", line 231, in add_field
    self._remake_table(model, create_fields=[field])
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/backends/sqlite3/schema.py", line 113, in _remake_table
    self.effective_default(field)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/backends/base/schema.py", line 221, in effective_default
    default = field.get_db_prep_save(default, self.connection)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/models/fields/related.py", line 909, in get_db_prep_save
    return self.target_field.get_db_prep_save(value, connection=connection)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/models/fields/__init__.py", line 755, in get_db_prep_save
    prepared=False)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/models/fields/__init__.py", line 938, in get_db_prep_value
    value = self.get_prep_value(value)
  File "/home/adonis97/Documents/codages/mysite/lib/python3.5/site-packages/django/db/models/fields/__init__.py", line 946, in get_prep_value
    return int(value)
TypeError: int() argument must be a string, a bytes-like object or a number, not 'datetime.datetime'

Le mardi 22 novembre 2016 02:16:51 UTC+1, adonis simo a écrit :

Hi django users,
I am new to django and i am using django 1.10, i follow up all the tutorial in the documentation and now i have build an blog application with models like :
Article , Commentaire(comment in english) and Tag. It's working but now i want to add an relation between User (the one who is connected and creating the article)
and the Article but i dont know how to do this . I find on google and try what i see but nothing ran ,
this is my code

Saisissez le code ici.

from django.contrib.auth.models import User


class Article(models.Model):
    titre = models.CharField(max_length=254)
    description = models.TextField()
    contenu = models.TextField()
    date_publication = models.DateField()
    image = models.ImageField(upload_to='blog/static/blog/images/')
    publie = models.BooleanField(default=False) # par defaut un article n'est pas publier
    tag = models.ManyToManyField(Tag)
    auteur = models.ForeignKey('auth.User', verbose_name='auteur', default=1)# here is the relationshp creation

..

And when i run

python manager.py migrate

it give me a long error message with at the end of it :

TypeError: int() argument must be a string, a bytes-like object or a number, not 'datetime.datetime'
Saisissez le code ici...

Please help i dont know how to do !!!

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