django wrong in the migration - django

Question

What is wrong?
C:\holamundo>python manage.py makemigrations App
Migrations for 'App':
App\migrations\0002_auto_20181216_0745.py
- Alter field nombre on tabla
resultado:
C:\holamundo>python manage.py migrate
Operations to perform:
Apply all migrations: App, admin, auth, contenttypes, sessions
Running migrations:
Applying App.0001_initial...Traceback (most recent call last):
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\utils.py", line 83, in _execute
return self.cursor.execute(sql)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\sqlite3\base.py", line 294, in execute
return Database.Cursor.execute(self, query)
sqlite3.OperationalError: duplicate column name: ID
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "manage.py", line 15, in <module>
execute_from_command_line(sys.argv)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\core\management\__init__.py", line 381, in execute_from_command_line
utility.execute()
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\core\management\__init__.py", line 375, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\core\management\base.py", line 316, in run_from_argv
self.execute(*args, **cmd_options)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\core\management\base.py", line 353, in execute
output = self.handle(*args, **options)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\core\management\base.py", line 83, in wrapped
res = handle_func(*args, **kwargs)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\core\management\commands\migrate.py", line 203, in handle
fake_initial=fake_initial,
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\migrations\executor.py", line 117, in migrate
state = self._migrate_all_forwards(state, plan, full_plan, fake=fake, fake_initial=fake_initial)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\migrations\executor.py", line 147, in _migrate_all_forwards
state = self.apply_migration(state, migration, fake=fake, fake_initial=fake_initial)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\migrations\executor.py", line 244, in apply_migration
state = migration.apply(state, schema_editor)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\migrations\migration.py", line 124, in apply
operation.database_forwards(self.app_label, schema_editor, old_state, project_state)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\migrations\operations\models.py", line 91, in database_forwards
schema_editor.create_model(model)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\base\schema.py", line 312, in create_model
self.execute(sql, params or None)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\base\schema.py", line 133, in execute
cursor.execute(sql, params)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\utils.py", line 100, in execute
return super().execute(sql, params)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\utils.py", line 68, in execute
return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\utils.py", line 77, in _execute_with_wrappers
return executor(sql, params, many, context)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\utils.py", line 85, in _execute
return self.cursor.execute(sql, params)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\utils.py", line 89, in __exit__
raise dj_exc_value.with_traceback(traceback) from exc_value
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\utils.py", line 83, in _execute
return self.cursor.execute(sql)
File "C:\Users\kleys\AppData\Local\Programs\Python\Python37\lib\site-packages\django-2.1.3-py3.7.egg\django\db\backends\sqlite3\base.py", line 294, in execute
return Database.Cursor.execute(self, query)
django.db.utils.OperationalError: duplicate column name: ID
the table:
from django.db import models
# Create your models here.
class tabla (models.Model):
ID = models.PositiveSmallIntegerField()
nombre = models.CharField(max_length=50)
edad = models.PositiveSmallIntegerField()
comida = models.PositiveSmallIntegerField()
cantidad = models.PositiveSmallIntegerField()
def datos(self):
cadena="{0}, {1} {2} {3} {4}"
return cadena.format(self.ID, self.nombre,self.edad,self.comida,self.cantidad)
def __str__(self):
return self.datos()

Answer 1

You need to add primary_key=True if you want to override the id field.
id = models.PositiveIntegerField(primary_key=True)