Error installing on ubuntu 19.04

[howudodat]

apt install picty Reading package lists... Done Building dependency tree
Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation:

The following packages have unmet dependencies: picty : Depends: python-gnome2 but it is not installable Recommends: dcraw but it is not going to be installed Recommends: python-gdata but it is not going to be installed Recommends: python-flickrapi but it is not going to be installed Recommends: python-osmgpsmap but it is not installable

lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 19.04 Release: 19.04 Codename: disco