[3.6] bpo-33542: Ignore DUID in uuid.get_node on Windows. (GH-6922) #7014
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uuid._ipconfig_getnode did not validate the maximum length of the value,
so long as the value had the same type of formatting as a MAC address.
This let it select DUIDs as MAC addresses. It now requires an exact
length match..
(cherry picked from commit c66c342)
Co-authored-by: CtrlZvi viz+github@flippedperspective.com
https://bugs.python.org/issue33542