func IsRetryable(client Client, err error) bool {
	return isNetRetryable(err) || client.IsRetryable(err)
}
func IsRetryable(client Client, err error) bool {
	return isNetRetryable(err) || client.IsRetryable(err)
}
func IsRetryable ( client Client , err error ) bool { return isNetRetryable ( err ) || client . IsRetryable ( err ) }
// IsRetryable determines if an operation should be retried given an error
IsRetryable determines if an operation should be retried given an error