clamtk-nautilus software package provides Nautilus MenuProvider extension for ClamTk, 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 clamtk-nautilus
clamtk-nautilus is installed in your system.
Make ensure the clamtk-nautilus package were installed using the commands given below,
$ sudo dpkg-query -l | grep clamtk-nautilus *
You will get with clamtk-nautilus package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Utilities |
| Package | clamtk-nautilus |
| Version | 5.23-1 |
| Description | Nautilus MenuProvider extension for ClamTk |
| Sub Section | Utils |