Summary
Google Colaborary is a cloud computing platform that provides computing power such as GPU resources.
In Google Colaborary code running under, if the time for hours, in the middle disconnect could lose data.
The safe way is to mount your own Google Cloud Disk under Google Colaborary , and the data is stored and processed under Google Cloud Disk, so as not to find the data after disconnecting.
method
Click Load Google Drive, click the blue link, and then you may need to confirm on the phone before the computer can receive the confirmation code, a long string of characters, paste it and press Enter.
Refresh the file on the right side, and a new cloud disk file gdrive will appear. This is your Google Drive. Important programs will run in it in the future, at least they can be saved.