nanobind>=2.4, <3.0 numpy>=1.19.5, <=2.1.2 pybind11>=2.10.0, <=2.13.6 PyYAML>=5.4.0, <=6.0.1 ml_dtypes>=0.1.0, <=0.6.0; python_version<"3.13" # provides several NumPy dtype extensions, including the bf16 ml_dtypes>=0.5.0, <=0.6.0; python_version>="3.13"