The newly approved Python Enhancement Proposal 751 gives Python a standard lock file format for specifying the dependencies of projects. Here’s the what, why, and when.

Users can take advantage of the cryptographic protection offered by GPG to secure files and data that they want to keep well under wraps.

Cannot open the disk ‘C:\Users\<username>\Documents Virtual Machines Windows.vmdk’ or one of the snapshot disks it depends on. Module ‘Disk’ power on failed.