Commits


Krisztián Szűcs authored and Uwe L. Korn committed 6ca8fcdeccc
ARROW-4148: [CI/Python] Disable ORC on nightly Alpine builds Nightly Python Alpine builds were [failing](https://travis-ci.org/kszucs/crossbow/builds/474545492) because PYARROW_WITH_ORC is enabled by default, but the underlying cpp image doesn't build against ORC. Crossbow builds: - ~[kszucs/crossbow/build-391](https://github.com/kszucs/crossbow/branches/all?utf8=%E2%9C%93&query=391)~ - [kszucs/crossbow/build-393](https://github.com/kszucs/crossbow/branches/all?utf8=%E2%9C%93&query=393) [GREEN] Author: Krisztián Szűcs <szucs.krisztian@gmail.com> Closes #3297 from kszucs/ARROW-4148 and squashes the following commits: 16e162e1 <Krisztián Szűcs> install dependencies from requirements.txt as well 6cd864f9 <Krisztián Szűcs> disable PYARROW_WITH_ORC