pip3 install simplejson
Collecting simplejson
  Downloading simplejson-3.8.2.tar.gz (76kB)
    100% |████████████████████████████████| 81kB 2.2MB/s 
Installing collected packages: simplejson
  Running setup.py install for simplejson ... - \ | done
Successfully installed simplejson-3.8.2
pip3 install Mathplotlib
Collecting Mathplotlib
  Could not find a version that satisfies the requirement Mathplotlib (from versions: )
No matching distribution found for Mathplotlib
pip3 install rdflib
Collecting rdflib
  Downloading rdflib-4.2.1.tar.gz (889kB)
    100% |████████████████████████████████| 890kB 463kB/s 
Collecting isodate (from rdflib)
  Downloading isodate-0.5.4.tar.gz
Requirement already satisfied (use --upgrade to upgrade): pyparsing in /srv/paws/lib/python3.4/site-packages (from rdflib)
Installing collected packages: isodate, rdflib
  Running setup.py install for isodate ... - \ | / - \ done
  Running setup.py install for rdflib ... - \ | / - \ | / - \ | / - \ | / done
Successfully installed isodate-0.5.4 rdflib-4.2.1
uname -a
Linux jupyter-sebotic-33685714 4.4.0-1-amd64 #1 SMP Debian 4.4.2-3+wmf2 (2016-05-11) x86_64 GNU/Linux
su
Password: 
su: Authentication failure
chmod +x obabel

apt-get install openbabel
E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)
E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?