sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages will be upgraded:
  base-files ffmpeg fonts-opensymbol gstreamer1.0-alsa
  gstreamer1.0-plugins-base gstreamer1.0-x java-common libaudiofile1
  libav-tools libavcodec57 libavdevice57 libavfilter6 libavformat57
  libavresample3 libavutil55 libgs9 libgs9-common
  libgstreamer-plugins-base1.0-0 libjs-jquery libpng-dev libpng-tools
  libpng16-16 libpostproc54 libpq5 libraspberrypi-bin libraspberrypi-dev
  libraspberrypi-doc libraspberrypi0 libreoffice
  libreoffice-avmedia-backend-gstreamer libreoffice-base libreoffice-base-core
  libreoffice-base-drivers libreoffice-calc libreoffice-common
  libreoffice-core libreoffice-draw libreoffice-gtk libreoffice-gtk2
  libreoffice-help-en-gb libreoffice-impress libreoffice-java-common
  libreoffice-l10n-en-gb libreoffice-librelogo libreoffice-math
  libreoffice-nlpsolver libreoffice-ogltrans libreoffice-pdfimport
  libreoffice-report-builder libreoffice-report-builder-bin
  libreoffice-script-provider-bsh libreoffice-script-provider-js
  libreoffice-script-provider-python libreoffice-sdbc-hsqldb
  libreoffice-sdbc-postgresql libreoffice-style-galaxy libreoffice-style-tango
  libreoffice-systray libreoffice-wiki-publisher libreoffice-writer libruby2.3
  libswresample2 libswscale4 lxplug-ejecter lxplug-network lxplug-ptbatt
  nodered python-cryptography python3-cryptography python3-uno
  raspberrypi-bootloader raspberrypi-kernel raspi-config rpi-chromium-mods
  rsync ruby2.3 uno-libs3 unzip ure
79 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/188 MB of archives.
After this operation, 5,176 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
Could not find platform independent libraries <prefix>
Consider setting $PYTHONHOME to <prefix>[:<exec_prefix>]
Fatal Python error: Py_Initialize: can't initialize sys standard streams
ImportError: No module named 'io'

Current thread 0x76fb0640 (most recent call first):
Aborted
E: Sub-process /usr/bin/apt-listchanges --apt || test $? -lt 10 returned an error code (1)
E: Failure running script /usr/bin/apt-listchanges --apt || test $? -lt 10