'Grants developer access to the supplied Account.'

def add_developer(self, account, force=False):

    dev_ids = set(self._developer_ids)
    if (account._id not in dev_ids):
        if ((not force) and (len(dev_ids) >= self.max_developers)):
            raise OverflowError('max    developers    reached')
        setattr(self, self._developer_colname(account), True)
        self._commit()
    OAuth2ClientsByDeveloper._set_values(account._id36, {self._id: ''})
