func ContentIDCacheKey(contentID string) string {
	// move the prefix to the end of cache key to make sure the top level shard is spread 256 ways.
	if contentID[0] >= 'g' && contentID[0] <= 'z' {
		return contentID[1:] + contentID[0:1]
	}

	return contentID
}
// ContentIDCacheKey computes the cache key for the provided content ID.
ContentIDCacheKey computes the cache key for the provided content ID.
// ContentIDCacheKey computes the cache key for the provided content ID .
func ContentIDCacheKey(contentID string) string {
	if contentID[0] >= 'g' && contentID[0] <= 'z' {
		return contentID[1:] + contentID[0:1]
	}
	return contentID
}
func ContentIDCacheKey ( contentID string ) string { if contentID [ 0 ] >= 'g' && contentID [ 0 ] <= 'z' { return contentID [ 1 : ] + contentID [ 0 : 1 ] } return contentID }
ContentIDCacheKey computes the cache key for the provided content ID.
ContentIDCacheKey computes the cache key for the provided content ID .
// move the prefix to the end of cache key to make sure the top level shard is spread 256 ways.