https://stackoom.com/question/3pJ52/%E4%BB%8E%E6%A3%80%E6%9F%A5%E7%82%B9%E6%81%A2%E5%A4%8D%E6%97%B6-%E5%A6%82%E4%BD%95%E6%9B%B4%E6%94%B9%E5%8F%82%E6%95%B0%E7%9A%84%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B
手动进行ckpt模型量化，从float32变为float16
原文：https://www.cnblogs.com/liutianrui1/p/13194798.html