ImportError while loading conftest '/build/python-matrix-nio/src/matrix-nio/tests/conftest.py'.
tests/conftest.py:9: in <module>
    import helpers
tests/helpers.py:13: in <module>
    from faker import Faker
E   ModuleNotFoundError: No module named 'faker'
==> ERROR: A failure occurred in check().
    Aborting...