Use key_name instead of link_id
Some entities do not have a link_id, but all entities are guaranteed
to have a key_name (or an id).
from django.core.management.base import AppCommand
class Command(AppCommand):
help = 'Prints the SQL statements for resetting sequences for the given app name(s).'
output_transaction = True
def handle_app(self, app, **options):
from django.db import connection, models
return u'\n'.join(connection.ops.sequence_reset_sql(self.style, models.get_models(app))).encode('utf-8')