PEP503-normalized name is required for automapping PyPI names to distro names. See https://www.altlinux.org/Management_of_Python_dependencies_sources#Mapping_project_names_to_distro_names
Чо вы хотите от Цитона?
Provides: python3-module-сython = %EVR
python3-module-Cython-0.29.34-alt1 -> sisyphus: Mon Apr 24 2023 Yuri N. Sedunov <aris@altlinux> 0.29.34-alt1 - 0.29.34 - provides python3-module-cython (ALT #45944)