bpo-30144: Import collections ABC from collections.abc rather than collections. (#1263)
S
Serhiy Storchaka committed
2e576f5aec1f8f23f07001e2eb3db9276851a4fc
Parent: 9eb5ca0
Committed by GitHub <noreply@github.com>
on 4/24/2017, 6:05:00 AM