I want to create new db once an automatic schedule is run

def db_creation_cron(self, cr, uid, context=None):

if context is None: context = {}

user = 'admin'

pwd = 'admin'

super_user_pwd = openerp.tools.config['admin_passwd']

db_created = request.session.proxy("db").create_database(

super_user_pwd,

'RJ_005',

False,

'en_US',

pwd)

return True

once secheduler is run my method call but once

db_created = request.session.proxy("db").create_database(super_user_pwd,'RJ_005',False,'en_US',pwd) called i get error

2015-05-27 10:05:38,484 2508 ERROR BLS_14 openerp.addons.module_price.module_price: In DB Creation rj_005

2015-05-27 10:05:38,485 2508 ERROR BLS_14 openerp.addons.base.ir.ir_cron: Call of self.pool.get('res.partner').db_creation_cron(cr, uid, *()) failed in Job 17

Traceback (most recent call last):

File "/opt/odoo/odoo/openerp/addons/base/ir/ir_cron.py", line 138, in _callback

getattr(model, method_name)(cr, uid, *args)

File "/opt/odoo/odoo/openerp/api.py", line 237, in wrapper

return old_api(self, *args, **kwargs)

File "/opt/odoo/odoo/addons/module_price/module_price.py", line 159, in create_db

db_created = request.session.proxy("db").create_database(

File "/usr/lib/python2.7/dist-packages/werkzeug/local.py", line 338, in __getattr__

return getattr(self._get_current_object(), name)

File "/usr/lib/python2.7/dist-packages/werkzeug/local.py", line 297, in _get_current_object

return self.__local()

File "/usr/lib/python2.7/dist-packages/werkzeug/local.py", line 132, in _lookup

raise RuntimeError('object unbound')

RuntimeError: object unbound