[migration] more rename_entity_type fix * ensure repository caches and system tables are properly cleanup * delete relations from/to entities deleted through sql So we don't ends up with a corrupted db...

from os.path import join
from cubicweb.toolsutils import create_dir

option_renamed('pyro-application-id', 'pyro-instance-id')

create_dir(join(config.appdatahome, 'backup'))