Print a summary of what have changed in a given lockfile.
Currently supports the lockfile format used by pex (which is an
internal format subject to change without notice) and Coursier,
support for more lockfile formats are planned, also for other eco systems besides Python and
Java. (JavaScript, Rust, Go, ...)
Does also support reading the distributions included in a .pex app.
Provided under the MIT license, as "public domain" is not an OSI approved license.