import ssl ssl._create_default_https_context = ssl._create_unverified_context



https://stackoverflow.com/questions/47231408/downloading-resnet50-in-keras-generates-ssl-certificate-verify-failed

2、OSError: Unable to open file (Truncated file: eof = 221184, sblock->base_addr = 0, stored_eoa = 58889256)
 上次下载的预训练模型不完整，find到删除重新下载即可

    

        

            

                

                    

                        
                    

                    

                        

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