python3-all 3.4.0-0ubuntu2 (arm64 binary) in ubuntu trusty

 The package currently depends on python3.4, in the future,
 dependencies on jython (Python for a JVM) and ironpython (Python for Mono)
 may be added.
 .
 This package is a dependency package used as a build dependency for other
 packages to avoid hardcoded dependencies on specific Python 3 runtimes.