[3.7] Make the first dataclass example more useful (GH-19994) - #19998

[3.7] Make the first dataclass example more useful (GH-19994)#19998

ericvsmith merged 1 commit into

python:3.7python/cpython:3.7from

miss-islington:backport-2effef7-3.7miss-islington/cpython:backport-2effef7-3.7Copy head branch name to clipboard