$ dpkg -L python-matplotlib-data | grep lena | xargs md5sum
9393259555eaaf91b58fe24a687fb60a /usr/share/matplotlib/sample_data/lena.png
ef70b3083e06b236bd804215c0382d09 /usr/share/matplotlib/sample_data/lena.jpg
$ dpkg -L python-matplotlib-data | grep lena | xargs sha1sum
95beced0503c13c08beb6a8b157704382afa2f5f /usr/share/matplotlib/sample_data/lena.png
bbbe2215e4bc6f38e3829bbe78ac6ca8008249f5 /usr/share/matplotlib/sample_data/lena.jpg
$ dpkg -L python-matplotlib-data | grep lena | xargs sha224sum
877fe4a2d309c2e9232a6246c877f84db31e04d6f5be4e0237d1d788 /usr/share/matplotlib/sample_data/lena.png
bc360579b2894539ba8119ba9dbf867d6c23f0368c990730efc72b85 /usr/share/matplotlib/sample_data/lena.jpg