[Python-Dev] PEP 574 (pickle 5) implementation and backport available

[Olivier Grisel]

I tried this implementation to add no-copy pickling for large numpy arrays
and seems to work as expected (for a simple contiguous array). I took some
notes on the numpy tracker to advertise this PEP to the numpy developers:

https://github.com/numpy/numpy/issues/11161

-- 
Olivier
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