vagrant@precise64:~/data/boot$ dpkg -L python3
/.
/usr
/usr/lib
/usr/lib/valgrind
/usr/lib/valgrind/python3.supp
/usr/share
/usr/share/man
/usr/share/man/man1
/usr/share/man/man1/dh_python3.1.gz
/usr/share/man/man1/py3compile.1.gz
/usr/share/man/man1/py3clean.1.gz
/usr/share/debhelper
/usr/share/debhelper/autoscripts
/usr/share/debhelper/autoscripts/postinst-py3compile
/usr/share/debhelper/autoscripts/prerm-py3clean
/usr/share/lintian
/usr/share/lintian/overrides
/usr/share/lintian/overrides/python3
/usr/share/pixmaps
/usr/share/perl5
/usr/share/perl5/Debian
/usr/share/perl5/Debian/Debhelper
/usr/share/perl5/Debian/Debhelper/Sequence
/usr/share/perl5/Debian/Debhelper/Sequence/python3.pm
/usr/share/doc
/usr/share/doc/python3
/usr/share/doc/python3/copyright
/usr/share/python3
/usr/share/python3/runtime.d
/usr/share/python3/runtime.d/public_modules.rtremove
/usr/share/python3/runtime.d/public_modules.rtinstall
/usr/share/python3/dist_fallback
/usr/share/python3/python.mk
/usr/share/python3/debpython
/usr/share/python3/debpython/depends.py
/usr/share/python3/debpython/debhelper.py
/usr/share/python3/debpython/pydist.py
/usr/share/python3/debpython/__init__.py
/usr/share/python3/debpython/option.py
/usr/share/python3/debpython/version.py
/usr/share/python3/debpython/tools.py
/usr/bin
/usr/bin/dh_python3
/usr/bin/py3compile
/usr/bin/py3clean
/usr/share/man/man1/pygettext3.1.gz
/usr/share/man/man1/pydoc3.1.gz
/usr/share/man/man1/pdb3.1.gz
/usr/share/pixmaps/python3.xpm
/usr/share/doc/python3/README.Debian
/usr/share/doc/python3/changelog.Debian.gz
/usr/bin/pygettext3
/usr/bin/pydoc3
/usr/bin/pdb3
dpkg -S filename
apt-file search filename
sudo apt-get dist-upgrade (这一步安装所有可用更新)
或者
sudo apt-get upgrade (这一步安装应用程序更新，不安装新内核等)
查询软件xxx依赖哪些包
apt-cache depends xxx
查询软件xxx被哪些包依赖
apt-cache rdepends xxx