jina.serve.stream package#
Submodules#
Module contents#
- class jina.serve.stream.RequestStreamer(request_handler, result_handler, prefetch=0, end_of_iter_handler=None, logger=None, **logger_kwargs)[source]#
Bases:
object
A base async request/response streamer.
- Parameters:
request_handler (
Callable
[[Request
],Awaitable
[Request
]]) – The callable responsible for handling the request. It should handle a request as input and return a Future to be awaitedresult_handler (
Callable
[[Request
],Optional
[Request
]]) – The callable responsible for handling the response.end_of_iter_handler (
Optional
[Callable
[[],None
]]) – Optional callable to handle the end of iteration if some special action needs to be taken.prefetch (
int
) – How many Requests are processed from the Client at the same time.logger (
Optional
[JinaLogger
]) – Optional logger that can be used for logginglogger_kwargs – Extra keyword arguments that may be passed to the internal logger constructor if none is provided
- async stream(request_iterator, context=None, *args)[source]#
stream requests from client iterator and stream responses back.
- Parameters:
request_iterator – iterator of requests
context – context of the grpc call
args – positional arguments
- Yield:
responses from Executors
- Return type:
AsyncIterator
[Request
]