some tests fail with "FileNotFoundError: [Errno 2] No such file or directory: '/home/travis/miniconda/envs/test/bin.AVX2_256'"

[Oliver Beckstein]

Some tests

• Linux 3.6, 4.6.5
• Linux 3.6, 2019
• Linux 3.7, 2019
• macOS 3.6, 4.6.5
• macOS 3.6, 2019

fail with FileNotFoundError: [Errno 2] No such file or directory: '/home/travis/miniconda/envs/test/bin.AVX2_256' similar to the following

tests/test_core.py:14: in <module>

    import gromacs

gromacs/__init__.py:249: in <module>

    from . import tools

gromacs/tools.py:377: in <module>

    registry = load_v5_tools()

gromacs/tools.py:266: in load_v5_tools

    drivers = find_executables(os.environ['GMXBIN'])

gromacs/tools.py:242: in find_executables

    for exe in os.listdir(path):

E   FileNotFoundError: [Errno 2] No such file or directory: '/home/travis/miniconda/envs/test/bin.AVX2_256'

Locally, these tests passed with macOS 3.6, 2019.2.

[Oliver Beckstein]

Seems to have solved itself with solving issue #200