Function executorch_Program_load_method 

pub unsafe extern "C" fn executorch_Program_load_method(
    self_: *const ET_Program,
    method_name: *const c_char,
    memory_manager: *mut ET_MemoryManager,
    event_tracer: ET_EventTracerRefMut,
    named_data_map: ET_NamedDataMapRef,
    backend_options: *const ET_LoadBackendOptionsMap,
    out: *mut ET_Method,
) -> ET_Error