'Get value of key from configuration
Get\'s a key from the backend configuration if available.
If not available returns default value'

def _get_safely_from_configuration(self, key, default=None):

    if (not self.driver):
        LOG.debug('self.driver    is    missing')
        return default
    config_value = self.driver.configuration.safe_get(key)
    if (not config_value):
        LOG.debug('missing    key    %(key)s    ', {'key': key})
        return default
    return config_value
