无法下载 CoraGraphDataset

问题描述

import dgl.data 

dataset = dgl.data.CoraGraphDataset()

错误

Downloading /Users/vinayakbali/.dgl/cora_v2.zip from https://data.dgl.ai/dataset/cora_v2.zip...
download Failed,retrying,2 attempts left
Downloading /Users/vinayakbali/.dgl/cora_v2.zip from https://data.dgl.ai/dataset/cora_v2.zip...
download Failed,1 attempt left
Downloading /Users/vinayakbali/.dgl/cora_v2.zip from https://data.dgl.ai/dataset/cora_v2.zip...

SSLError: HTTPSConnectionPool(host='data.dgl.ai',port=443): Max retries exceeded with url: /dataset/cora_v2.zip (Caused by SSLError(SSLCertVerificationError(1,'[SSL: CERTIFICATE_VERIFY_Failed] certificate verify Failed: unable to get local issuer certificate (_ssl.c:1056)')))

手动下载文件并将其放在 .dgl 目录下。另一种选择是读取手动下载的文件。至少怎么做??

解决方法

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