util/cmd.py:
    call
    shell

util/file.py:
    download
    extract_zip
    extract_tar
    move_file
    chdir
    test_fail_cwd_file
    DEFAULT_CIBW_CACHE_PATH
    CIBW_CACHE_PATH
    # moved/renamed to/in resources module compared to original comment
    # resources_dir
    # install_certifi_script
    # free_thread_enable_313

selector.py: => moved to package root
    BuildSelector
    TestSelector
    selector_matches

ci.py: => moved to package root
    detect_ci_provider
    CIProvider
    fix_ansi_codes_for_github_actions

util/packaging.py:
    find_compatible_wheel
    DependencyConstraints
    get_pip_version
    combine_constraints
    # moved to venv module compared to original comment
    # find_uv => moved to venv module
    # virtualenv => moved to venv module
    # _parse_constraints_for_virtualenv => moved to venv module
    # _ensure_virtualenv => moved to venv module
    # moved to frontend module compared to original comment
    # get_build_verbosity_extra_flags
    # split_config_settings
    # BuildFrontendName
    # BuildFrontendConfig

util/helpers.py:
    format_safe
    prepare_command
    strtobool
    unwrap
    parse_key_value_string
    # moved to resources module compared to original comment
    # read_python_configs

move to __main__:
    FileReport
    Unbuffered
    print_new_wheels

move to pyodide.py:
    ensure_node

move to options.py:
    MANYLINUX_ARCHS
    MUSLLINUX_ARCHS

inline where needed:
    IS_WIN

# new modules compared to original comment
util/resources.py:
    resources_dir => PATH
    install_certifi_script => INSTALL_CERTIFI_SCRIPT
    free_thread_enable_313 => FREE_THREAD_ENABLE_313
    read_python_configs

venv.py:
    find_uv
    virtualenv
    _parse_constraints_for_virtualenv
    _ensure_virtualenv

frontend.py
    get_build_verbosity_extra_flags
    split_config_settings
    BuildFrontendName
    BuildFrontendConfig