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server.py
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server.py
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import trio
import socket
# - must be in between 1024 and 65535
# - can't be in use by some other program on your computer
# - must match what we set in our echo server
PORT = 12345
HOST = socket.gethostbyname(socket.gethostname())
async def server_handler(server_stream):
try:
async for data in server_stream:
await server_stream.send_all(data)
except Exception as e:
print("Exception in server handler", e)
async def main():
try:
await trio.serve_tcp(handler=server_handler, port=PORT, host=HOST)
except Exception as e:
print("Exception in main", e)
if __name__ == "__main__":
print(f"server running on {HOST} : {PORT}")
trio.run(main)