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ref: 4120fbc9a4fe29d1d7c2e25be6212014dd790086 parent: 416ddd1268856448ec2b79b189b8c0f9d6347974 author: Paul Brossier <piem@piem.org> date: Sun May 15 23:16:00 EDT 2016
python/demos: python3 and double precision compatibility