WIP: Documentation improvement and format change to Google

src/libbot/cache/manager/manager.py

@@ -9,6 +9,17 @@ def create_cache_client(
     prefix: Optional[str] = None,
     default_ttl_seconds: Optional[int] = None,
 ) -> CacheMemcached | CacheRedis:
+    """Create a cache client of a provided type.
+
+    Args:
+        config (Dict[str, Any]): Cache client configuration.
+        engine (Literal["memcached", "redis"] | None): Cache engine to use. Defaults to None.
+        prefix (:obj:`str`, optional): Prefix used for each key-value pair. Defaults to None (no prefix).
+        default_ttl_seconds (:obj:`int`, optional): Default TTL for values (in seconds). Defaults to None (does not expire).
+
+    Returns:
+        CacheMemcached | CacheRedis: Cache client.
+    """
     if engine not in ["memcached", "redis"] or engine is None:
         raise KeyError(f"Incorrect cache engine provided. Expected 'memcached' or 'redis', got '{engine}'")