[issue32792] ChainMap should preserve order of underlying mappings

[Raymond Hettinger]

Raymond Hettinger <raymond.hettinger at gmail.com> added the comment:


New changeset 170b3f79506480f78275a801822c9ff1283e16f2 by Raymond Hettinger (Miss Islington (bot)) in branch '3.7':
bpo-32792: Preserve mapping order in ChainMap() (GH-5586) (#GH-5617)
https://github.com/python/cpython/commit/170b3f79506480f78275a801822c9ff1283e16f2


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<https://bugs.python.org/issue32792>
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