blosc2.Proxy.__init__

Proxy.__init__(src: ProxySource, urlpath: str | None = None, mode='a', **kwargs: dict)

Create a new Proxy to serve as a cache to save accessed chunks locally.

Parameters:

• src (ProxySource or ProxyNDSource) – The original container.

• urlpath (str, optional) – The urlpath where to save the container that will work as a cache.

• mode (str, optional) – “a” means read/write (create if it doesn’t exist); “w” means create (overwrite if it exists). Default is “a”.

• kwargs (dict, optional) –

  Keyword arguments supported:

  vlmeta: dict or None

  A dictionary with different variable length metalayers. One entry per metalayer:

  key: bytes or str

  The name of the metalayer.

  value: object

  The metalayer object that will be serialized using msgpack.