/usr/share/pyshared/IPython/frontend/html/notebook/static/js/ is in ipython-notebook 0.12.1+dfsg-0ubuntu1.
This file is owned by root:root, with mode 0o755.
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/usr/share/pyshared/IPython/frontend/html/notebook/static/js/cell.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/codecell.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/kernel.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/kernelstatus.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/layout.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/leftpanel.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/loginmain.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/loginwidget.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/namespace.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/notebook.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/notebooklist.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/notebookmain.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/pager.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/panelsection.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/printwidget.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/projectdashboardmain.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/quickhelp.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/savewidget.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/textcell.js
/usr/share/pyshared/IPython/frontend/html/notebook/static/js/utils.js