So far not seeing anything. I think you forgot "apt-cache showpkg python2.5-qt4-gui" though (or I'm missing it in the overwhelming text)
/ $ apt-cache showpkg python2.5-qt4-gui Package: python2.5-qt4-gui Versions: 4.7-maemo7 (/var/lib/apt/lists/repository.maemo.org_extras_dists_diablo_free_bina ry-armel_Packages) (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) (/var/lib/dpkg/status) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras_dists_diablo_free_bina ry-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.7-maemo6 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.7-maemo5 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.7-maemo4 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.7-maemo3 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.7-maemo2 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.7-maemo1 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.6.2-maemo20091218.1 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.6.2-maemo20091123.2 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.4.3-maemo10 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 4.4.3-maemo7 (/var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages) Description Language: File: /var/lib/apt/lists/repository.maemo.org_extras-devel_dists_diablo_free_binary-armel_Packages MD5: aa51f921e22a2e42fd2582d29aff4602 Reverse Depends: autocompleteeditor,python2.5-qt4-gui ankiqt,python2.5-qt4-gui dialcentral,python2.5-qt4-gui dialcentral,python2.5-qt4-gui radiotimetogo,python2.5-qt4-gui radiotimetogo,python2.5-qt4-gui python2.5-qt4-doc,python2.5-qt4-gui 4.7-maemo7 python2.5-qt4-doc,python2.5-qt4-gui python2.5-qt4-doc,python2.5-qt4-gui python2.5-qt4-doc,python2.5-qt4-gui python2.5-qt4-doc,python2.5-qt4-gui python2.5-qt4-doc,python2.5-qt4-gui python2.5-qt4-doc,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyconverter-gui-qt,python2.5-qt4-gui pyconverter-gui-qt,python2.5-qt4-gui pyconverter-gui-qt,python2.5-qt4-gui pyqtoreader,python2.5-qt4-gui pyqtoreader,python2.5-qt4-gui 4.4 pyqtoreader,python2.5-qt4-gui 4.4 pyqtoreader,python2.5-qt4-gui 4.4 pyqtoreader,python2.5-qt4-gui 4.4 ejpi,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui gonvert,python2.5-qt4-gui wikipediadumpreader,python2.5-qt4-gui python2.5-qt4,python2.5-qt4-gui 4.7-maemo1 python2.5-qt4,python2.5-qt4-gui 4.7-maemo5 python2.5-qt4,python2.5-qt4-gui 4.7-maemo4 python2.5-qt4,python2.5-qt4-gui 4.7-maemo6 python2.5-qt4,python2.5-qt4-gui 4.6.2-maemo20091123.2 python2.5-qt4,python2.5-qt4-gui 4.7-maemo2 python2.5-qt4,python2.5-qt4-gui 4.6.2-maemo20091218.1 python2.5-qt4,python2.5-qt4-gui 4.4.3-maemo10 python2.5-qt4,python2.5-qt4-gui 4.4.3-maemo7 python2.5-qt4,python2.5-qt4-gui 4.7-maemo3 python2.5-qt4,python2.5-qt4-gui 4.7-maemo7 lighttpd-dav-gui,python2.5-qt4-gui ankiqt,python2.5-qt4-gui ankiqt,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui pyradio,python2.5-qt4-gui ejpi,python2.5-qt4-gui gonvert,python2.5-qt4-gui Dependencies: 4.7-maemo7 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqtgui4 (16 (null)) libqt4-gui (2 4.5.3~git20090723) python2.5-qt4-core (5 4.7-maemo7) 4.7-maemo6 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqtgui4 (16 (null)) libqt4-gui (2 4.5.3~git20090723) python2.5-qt4-core (5 4.7-maemo6) 4.7-maemo5 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqtgui4 (16 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.3~git20090723) python2.5-qt4-core (5 4.7-maemo5) 4.7-maemo4 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.0) python2.5-qt4-core (5 4.7-maemo4) 4.7-maemo3 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.0) python2.5-qt4-core (5 4.7-maemo3) 4.7-maemo2 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.0) python2.5-qt4-core (5 4.7-maemo2) 4.7-maemo1 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.0) python2.5-qt4-core (5 4.7-maemo1) 4.6.2-maemo20091218.1 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.0) python2.5-qt4-core (5 4.6.2-maemo20091218.1) 4.6.2-maemo20091123.2 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqt4-maemo5-gui (16 (null)) libqt4-gui (2 4.5.0) python2.5-qt4-core (5 4.6.2-maemo20091123.2) 4.4.3-maemo10 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.5.0) libqtgui4 (2 4.5.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqtgui4 (2 4.4.1) python2.5-qt4-core (5 4.4.3-maemo10) 4.4.3-maemo7 - libc6 (2 2.5.0-1) libgcc1 (2 1:3.4.4) libqtcore4 (2 4.4.0) libqtgui4 (2 4.4.0) libstdc++6 (2 3.4.4) libx11-6 (0 (null)) libxext6 (0 (null)) libqtgui4 (2 4.4.1) python2.5-qt4-core (5 4.4.3-maemo7) Provides: 4.7-maemo7 - 4.7-maemo6 - 4.7-maemo5 - 4.7-maemo4 - 4.7-maemo3 - 4.7-maemo2 - 4.7-maemo1 - 4.6.2-maemo20091218.1 - 4.6.2-maemo20091123.2 - 4.4.3-maemo10 - 4.4.3-maemo7 - Reverse Provides: