python-zmq - 17.1.2-2+deb10u1 main

Python bindings for 0MQ. 0MQ is a small, fast, and free
software library that gives you message-passing concurrency
for applications in most common languages.
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The 0MQ lightweight messaging kernel is a library which
extends the standard socket interfaces with features
traditionally provided by specialised messaging middleware
products. 0MQ sockets provide an abstraction of asynchronous
message queues, multiple messaging patterns, message
filtering (subscriptions), seamless access to multiple
transport protocols and more.