29 lines
1000 B
Python
29 lines
1000 B
Python
from __future__ import unicode_literals
|
|
|
|
from optparse import make_option
|
|
|
|
from django.apps import apps
|
|
from django.core.management.base import AppCommand
|
|
from django.db import connections, DEFAULT_DB_ALIAS
|
|
|
|
|
|
class Command(AppCommand):
|
|
help = 'Prints the SQL statements for resetting sequences for the given app name(s).'
|
|
|
|
option_list = AppCommand.option_list + (
|
|
make_option('--database', action='store', dest='database',
|
|
default=DEFAULT_DB_ALIAS, help='Nominates a database to print the '
|
|
'SQL for. Defaults to the "default" database.'),
|
|
|
|
)
|
|
|
|
output_transaction = True
|
|
|
|
def handle_app_config(self, app_config, **options):
|
|
if app_config.models_module is None:
|
|
return
|
|
connection = connections[options.get('database')]
|
|
models = apps.get_models(app_config.models_module, include_auto_created=True)
|
|
statements = connection.ops.sequence_reset_sql(self.style, models)
|
|
return '\n'.join(statements)
|