gevent / gevent / 3153

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travis-ci

Deterministically close GreenFileDescriptorIO backing FileObjectPosix if the (libuv) event loop watchers produce an error.

Especially on Python 3.7, the C-level garbage collection could kick in and close the underlying fileno at an inopportune time, killing an unrelated file, even though there were no Python-level references alive (apparently).

25 of 25 new or added lines in 3 files covered. (100.0%)

19202 of 22874 relevant lines covered (83.95%)

2.35 hits per line