pytest >= 5.0.0
pytest-helpers-namespace >= 2019.1.8
pytest-xdist >= 1.29.0  # For DumpError fix
pytest-cov >= 2.6.1
python-xmp-toolkit   # requires apt-get install libexempi3
                     # or brew install exempi
PyPDF2 >= 1.26.0
#PyMuPDF == 1.13.4    # optional