/usr/lib/python2.7/dist-packages/docutils/utils/ is in python-docutils 0.12+dfsg-1.
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/usr/lib/python2.7/dist-packages/docutils/utils/__init__.py
/usr/lib/python2.7/dist-packages/docutils/utils/code_analyzer.py
/usr/lib/python2.7/dist-packages/docutils/utils/error_reporting.py
/usr/lib/python2.7/dist-packages/docutils/utils/math/
/usr/lib/python2.7/dist-packages/docutils/utils/math/__init__.py
/usr/lib/python2.7/dist-packages/docutils/utils/math/latex2mathml.py
/usr/lib/python2.7/dist-packages/docutils/utils/math/math2html.py
/usr/lib/python2.7/dist-packages/docutils/utils/math/tex2unichar.py
/usr/lib/python2.7/dist-packages/docutils/utils/math/unichar2tex.py
/usr/lib/python2.7/dist-packages/docutils/utils/punctuation_chars.py
/usr/lib/python2.7/dist-packages/docutils/utils/smartquotes.py
/usr/lib/python2.7/dist-packages/docutils/utils/urischemes.py