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import asyncio
@asyncio.coroutine
def echo_server():
yield from asyncio.start_server(handle_connection, 'localhost', 8000)
@asyncio.coroutine
def handle_connection(reader, writer):
while True:
data = yield from reader.read(8192)
if not data:
break
writer.write(data)
loop = asyncio.get_event_loop()
loop.run_until_complete(echo_server())
try:
loop.run_forever()
finally:
loop.close()
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