import sys

from .client import Client

from .middleware import WSGIApp, Middleware

from .server import Server

if sys.version_info >= (3, 5): # pragma: no cover

from .asyncio_server import AsyncServer

from .asyncio_client import AsyncClient

from .async_drivers.asgi import ASGIApp

try:

from .async_drivers.tornado import get_tornado_handler

except ImportError:

get_tornado_handler = None

else: # pragma: no cover

AsyncServer = None

AsyncClient = None

get_tornado_handler = None

ASGIApp = None

__all__ = ['Server', 'WSGIApp', 'Middleware', 'Client']

if AsyncServer is not None: # pragma: no cover

__all__ += ['AsyncServer', 'ASGIApp', 'get_tornado_handler',

'AsyncClient'],