Here is the information reportbug gives (when running against package python3-pyside2.qtcore):
-- System Information: Debian Release: 10.1 APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable') Architecture: amd64 (x86_64) Kernel: Linux 4.19.0-6-amd64 (SMP w/2 CPU cores) Kernel taint flags: TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8), LANGUAGE=de_DE.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /usr/bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages python3-pyside2.qtcore depends on: ii libc6 2.28-10 ii libgcc1 1:8.3.0-6 ii libpyside2-py3-5.11 5.11.2-3 ii libqt5core5a 5.11.3+dfsg1-1 ii libqt5network5 5.11.3+dfsg1-1 ii libqt5qml5 5.11.3-4 ii libshiboken2-py3-5.11 5.11.2-3 ii libstdc++6 8.3.0-6 ii python3 3.7.3-1 python3-pyside2.qtcore recommends no packages. Versions of packages python3-pyside2.qtcore suggests: pn python-pyside2-doc <none> -- no debconf information