text: Title: Dataset and Pre-trained Model Files Not Accessible
  Body: Dataset and the pre-trained model files are not accessible. Getting 403 Forbidden from the server
  
  `$ sh get_data.sh
  mkdir: cannot create directory ‘../data’: File exists
  --2022-03-18 12:14:57--  http://sketch-code.s3.amazonaws.com/data/all_data.zip
  Resolving sketch-code.s3.amazonaws.com (sketch-code.s3.amazonaws.com)... 52.217.16.188
  Connecting to sketch-code.s3.amazonaws.com (sketch-code.s3.amazonaws.com)|52.217.16.188|:80... connected.
  HTTP request sent, awaiting response... 403 Forbidden
  2022-03-18 12:14:57 ERROR 403: Forbidden.
  `