比較了Gruvi針對asyncio，gevent和eventlet的一些設計決策和功能

下表比較了Gruvi針對asyncio，gevent和eventlet的一些設計決策和功能。

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特徵	Gruvi	Asyncio	Gevent	Eventlet
IO library(依賴包)	libuv	stdlib	libev	stdlib / libevent
IO abstractionTransports/Protocols	Transports/ProtocolsGreen	sockets	Green sockets	reen sockets
Threading	fibers	yield from	greenlet	greenlet
Resolver	threadpool	threadpool	threadpool / c-ares	blocking/dnspython
Python: 2.x	YES (2.7)	YES (2.6+, viaTrollius)	YES	YES
Python: 3.x	YES (3.3+)	YES	NO	NO
Python: PyPy	NO	NO	YES	YES
Platform: Linux	FAST	FAST	FAST	FAST
Platform: Mac OSX	FAST	FAST	FAST	FAST
Platform: Windows	FAST (IOCP)	FAST (IOCP)	SLOW (select)	SLOW (select)
SSL: Posix	FAST	FAST	FAST	FAST
SSL: Windows	FAST (IOCP)	FAST (IOCP 3.5+)	SLOW (select)	SLOW (select)
SSL: Contexts	YES (also Py2.7)	YES (also Py2.6+)	NO	NO
HTTP	FAST (via http-parser)	NO (external)	SLOW (stdlib)	SLOW (stdlib)
Monkey Patching	NO	NO	YES	YES

print 123

import time
x = time.time()
print x