apertium-apy software package provides Apertium APY service, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install apertium-apy
apertium-apy is installed in your system.
Make ensure the apertium-apy package were installed using the commands given below,
$ sudo dpkg-query -l | grep apertium-apy *
You will get with apertium-apy package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Science |
| Package | apertium-apy |
| Version | 0.9.1~r343-1 |
| Description | Apertium APY service |
| Sub Section | Science |