Function PyDateTime_FromDateAndTime 

pub unsafe fn PyDateTime_FromDateAndTime(
    year: i32,
    month: i32,
    day: i32,
    hour: i32,
    minute: i32,
    second: i32,
    microsecond: i32,
) -> *mut PyObject

See https://github.com/python/cpython/blob/3.10/Include/datetime.h#L226-L228