etm-qt software package provides Manage events and tasks using simple text files (dummy package), 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 etm-qt
etm-qt is installed in your system.
Make ensure the etm-qt package were installed using the commands given below,
$ sudo dpkg-query -l | grep etm-qt *
You will get with etm-qt package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Old Libraries |
| Package | etm-qt |
| Version | 3.2.27-1 |
| Description | Manage events and tasks using simple text files (dummy package) |
| Sub Section | Oldlibs |