pyo3_ffi

Function PySlice_AdjustIndices

Source 
pub unsafe extern "C" fn PySlice_AdjustIndices(
    length: Py_ssize_t,
    start: *mut Py_ssize_t,
    stop: *mut Py_ssize_t,
    step: Py_ssize_t,
) -> Py_ssize_t