Python HTTP library with thread-safe connection pooling
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dnsjnio is an extension for dnsjava. dnsjava requires each query to run in its own thread on its own port. dnsjnio allows large numbers of queries to be run in a singlethread using the non-blocking nio library.
A framework for doing asynchronous socket communications - useful for connecting to a large number of hosts in parallel from a singlethread. Builds on top of Java NIO library and hides all socket, buffer details.