实现的功能  
结构方面：
dataframe create creat_dataframe()  
dataframe处理类  frame_process  

I/O方面:  
Load_h5()  
Load_HDF()、Load_HDF_2()  
Load_p()  
Load_pkl()  

手写数字识别案例 https://zhuanlan.zhihu.com/p/137571225  
实现tqdm https://blog.csdn.net/wxd1233/article/details/118371404  
实现logging  https://zhuanlan.zhihu.com/p/166671955  
实现learning rate 变化  
实现模型自定义初始化参数 https://blog.csdn.net/dss_dssssd/article/details/83990511  
实现模型的参数打印 https://blog.csdn.net/weixin_45250844/article/details/103099067 https://blog.csdn.net/qq_33590958/article/details/103544175  
实现模型参数量的计算 https://blog.csdn.net/confusingbird/article/details/103914102  
实现tensorboard https://www.bilibili.com/video/BV1Qf4y1C7kz