from optparse import make_option from django.core.management.base import AppCommand from django.db import connections, models, 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(self, app, **options): connection = connections[options.get('database')] return u'\n'.join(connection.ops.sequence_reset_sql(self.style, models.get_models(app, include_auto_created=True))).encode('utf-8')