fix pickle version to an old one

convexengineering / gpkit

Geometric programming for engineers

http://gpkit.readthedocs.org

MIT License

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fix pickle version to an old one #1447

Closed bqpd closed 4 years ago

bqpd commented 5 years ago

test models please

whoburg commented 5 years ago

Does this fix an issue? Is there a unit test for that issue?

pgkirsch commented 4 years ago

It fixes an issue reported by email. If I pickle a solution in python 3 and try to load in python 2 I get an unsupported pickle protocol error. Would be great to get this merged!