Run quickstart-tensorflow demo error

[Klein920116]

Describe the bug

Run quickstart-tensorflow demo and error occurs on client side:ConnectionError: Couldn't reach 'cifar10' on the Hub (ConnectionError)

Do I need download data before running demo? or any solution for this?

Steps/Code to Reproduce

code from quickstart-tensorflow

Expected Results

result from quickstart-tensorflow

Actual Results

ConnectionError: Couldn't reach 'cifar10' on the Hub (ConnectionError)