Client

AuthenticationMiddleware

Middleware to handle authentication from keychain

__repr__()

Returns a representation of the Middleware

Examples

>>> from rattler.networking import Client
>>> middleware = AuthenticationMiddleware()
>>> middleware
AuthenticationMiddleware()
>>> Client([middleware])
Client()
>>>

Client

A client that can be used to make requests.

__repr__()

Returns a representation of the Client

Examples

>>> Client()
Client()
>>>

authenticated_client() staticmethod

Returns an authenticated client.

Examples

>>> Client.authenticated_client()
Client()
>>>

GCSMiddleware

Middleware to work with gcs:// URLs

Examples

```python

from rattler.networking import Client middleware = GCSMiddleware() middleware GCSMiddleware() Client([middleware]) Client()

MirrorMiddleware

__init__(mirrors)

Create a new MirrorMiddleware instance. The mirrors argument should be a dictionary where the keys are the original mirror URLs and the values are lists of mirror URLs to replace the original mirror with.

Examples

>>> from rattler.networking import Client
>>> middleware = MirrorMiddleware({"https://conda.anaconda.org/conda-forge": ["https://repo.prefix.dev/conda-forge"]})
>>> middleware
MirrorMiddleware()
>>> Client([middleware])
Client()
>>>

__repr__()

Returns a representation of the Middleware

Examples

>>> middleware = MirrorMiddleware({"https://conda.anaconda.org/conda-forge": ["https://repo.prefix.dev/conda-forge"]})
>>> middleware
MirrorMiddleware()
>>>

fetch_repo_data(*, channels, platforms, cache_path, callback, client=None) async

Returns a list of RepoData for given channels and platform.

Parameters:

Name	Type	Description	Default
channels	List[Channel]	A list of Channels to fetch repo data.	required
platforms	List[Platform]	A list of Platforms for which the repo data should be fetched.	required
cache_path	Union[str, PathLike[str]]	A os.PathLike[str] where the repo data should be downloaded.	required
callback	Optional[Callable[[int, int], None]]	A Callable[[int, int], None] to report the download progress of repo data.	required
client	Optional[Client]	A Client to use for fetching the repo data.	None

Returns:

Type	Description
List[SparseRepoData]	A list of SparseRepoData for requested channels and platforms.