pytest 3.0.0 (2016-08-18) or newer is required due to the use of the
yield keyword in fixtures and the use of getfixturevalue. Do not bother
supporting older versions, install newer versions via pip instead.
Change-Id: I35ae787e2abcc706c19251d29a7d5b8513079c15
Reviewed-on: https://code.wireshark.org/review/31373
Tested-by: Petri Dish Buildbot
Reviewed-by: Anders Broman <a.broman58@gmail.com>
This allows `pytest` to be executed from the top-level source or build
directory (or any other directory below).
Change-Id: Ib7af2ea2aaf01319d6839d2dc67228fbb5a7bc34
Reviewed-on: https://code.wireshark.org/review/31370
Petri-Dish: Peter Wu <peter@lekensteyn.nl>
Tested-by: Petri Dish Buildbot
Reviewed-by: Anders Broman <a.broman58@gmail.com>