# Copyright 2009 Brian Quinlan. All Rights Reserved.
# Licensed to PSF under a Contributor Agreement.

"""Execute computations asynchronously using threads or processes."""

from __future__ import absolute_import

__author__ = 'Brian Quinlan (brian@sweetapp.com)'

from ._base import (
    FIRST_COMPLETED,
    FIRST_EXCEPTION,
    ALL_COMPLETED,
    CancelledError,
    TimeoutError,
    Future,
    Executor,
    wait,
    as_completed,
)
from .thread import ThreadPoolExecutor

try:
    from .process import ProcessPoolExecutor
except ImportError:
    # some platforms don't have multiprocessing
    pass