[3.5] bpo-29512, bpo-30764, bpo-30776: Backport regrtest enhancements from 3.6 to 3.5 by vstinner · Pull Request #2540 · python/cpython
…r to 3.6 (#2513) * bpo-29512: Add test.bisect, bisect failing tests (#2452) Add a new "python3 -m test.bisect" tool to bisect failing tests. It can be used to find which test method(s) leak references, leak files, etc. (cherry picked from commit 84d9d14) * bpo-30776: regrtest: reduce memleak false positive (#2484) Only report a leak if each run leaks at least one memory block. (cherry picked from commit beeca6e) (cherry picked from commit a3ca94d)