* Improved distinction between the DNS server not being available and a hostname not existing.
3.8.1
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* Dugong is now compatible with pytest 6.x and newer.
3.8.0
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* Dugong now works under Windows.
3.7.5
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* Fixed a deadlock when resuming coroutines. * Made compatible with pytest 4.
3.7.4
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* All traffic can now be dumped for debugging purposes using the ``DUGONG_TRACEFILE`` environment variable. Make sure to include ``%d`` somewhere in the filename - it will be replaced with a unique number to distinguish between different connections.