tensorflow-gpu < 2.0 # Needed for sbb_text_linedetector ocrd >= 2.3.1 ocrd_tesserocr ocrd_calamari == 0.0.4 https://github.com/qurator-spk/sbb_textline_detector/archive/1446d7c6.tar.gz https://github.com/qurator-spk/dinglehopper/archive/c305539.tar.gz