IDLE has no icon, and apparently never had one: http://appstream.ubuntu.com/bionic/universe/issues/idle-python3.6.html
The very best way to fix this permanently in the future would be to ask Python upstream to add a metainfo file for IDLE as described in https://www.freedesktop.org/software/appstream/docs/chap-Quickstart.html #sect-Quickstart-DesktopApps -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-software in Ubuntu. https://bugs.launchpad.net/bugs/1841130 Title: idle, idle-python is missing from Apps Store To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1841130/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
