Tests fail with "ValueError: Invalid magic for .mpr file: b'version https://git-lfs.github.com/spec/v1\noid sha25'"

[ilka-schulz]

When I run pytest from the project root directory, 18 test fail, all with the same error message:

____________________________________________________________ test_MPR6_matches_MPT6 _____________________________________________________________

testdata_dir = '/home/user/galvani/tests/testdata'

    def test_MPR6_matches_MPT6(testdata_dir):
>       mpr = MPRfile(os.path.join(testdata_dir, 'bio_logic6.mpr'))

tests/test_BioLogic.py:213: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <galvani.BioLogic.MPRfile object at 0x75c16c88b430>, file_or_path = '/home/user/galvani/tests/testdata/bio_logic6.mpr'

    def __init__(self, file_or_path):
        self.loop_index = None
        if isinstance(file_or_path, str):
            mpr_file = open(file_or_path, 'rb')
        else:
            mpr_file = file_or_path
        magic = mpr_file.read(len(MPR_MAGIC))
        if magic != MPR_MAGIC:
>           raise ValueError('Invalid magic for .mpr file: %s' % magic)
E           ValueError: Invalid magic for .mpr file: b'version https://git-lfs.github.com/spec/v1\noid sha25'

galvani/BioLogic.py:382: ValueError

[chatcannon]

Install git-lfs and clone the repository again. git-lfs will download the data files and then the tests should work.