def METHOD_NAME(self, lib_name):
    system = platform.system()
    if system == "Darwin":
        lib_file_name = lib_name + ".dylib"
    elif system == "Windows":
        lib_file_name = lib_name + ".dll"
    else:
        lib_file_name = lib_name + ".so"
    return load_library.load_op_library(lib_file_name)