python-ihm still works on a Python 2.7 system, but this requires some amount of maintenance, and we can't use some nicer Python 3 features like type annotations or f-strings. It is also getting harder ...

This is a Python package to assist in handling mmCIF and BinaryCIF files compliant with the integrative/hybrid modeling (IHM) extension. It works with Python 2.7 or Python 3. To handle non-integrative ...