'create a new user for wizard_user.partner_id
:returns record of res.users'

@api.multi
def _create_user(self):

    company_id = self.env.context.get('company_id')
    return self.env['res.users'].with_context(no_reset_password=True).create({'email': extract_email(self.email), 'login': extract_email(self.email), 'partner_id': self.partner_id.id, 'company_id': company_id, 'company_ids': [(6, 0, [company_id])], 'groups_id': [(6, 0, [])]})
