AsyncBase

class astropy.vo.client.async.AsyncBase(func, *args, **kwargs)

Bases: object

Base class for asynchronous VO service requests using concurrent.futures.ThreadPoolExecutor.

Service request will be forced to run in silent mode by setting verbose=False. Warnings are controlled by warnings module.

Note

Methods of the attributes can be accessed directly, with priority given to executor.

Parameters:

func : function

The function to run.

args, kwargs

Arguments and keywords accepted by the service request function to be called asynchronously.

Attributes

executor	(concurrent.futures.ThreadPoolExecutor) Executor running the function on single thread.
future	(concurrent.futures.Future) Asynchronous execution created by executor.

Methods Summary

get([timeout])

Get result, if available, then shut down thread.

Methods Documentation

get(timeout=None)

Get result, if available, then shut down thread.

Parameters:

timeout : int or float

Wait the given amount of time in seconds before obtaining result. If not given, wait indefinitely until function is done.

Returns:

result

Result returned by the function.

Raises:

Exception

Errors raised by concurrent.futures.Future.