[zeromq-dev] How to get transactions from bitcoind?

[Andy]

I write gist:
https://gist.github.com/borneq/b72ecf68ea489d0a457041af2fd12a60
but still do nothing after

bitcoind -zmqpubhashtx=tcp://127.0.0.1:28332 -zmqpubrawtx=tcp://
127.0.0.1:28332 &

whereas python zmq_sub.py does
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