export TEXINPUTS=":.:$HOME/projects/latex/common/"
# personalize python path
-export PYTHONPATH=".:$HOME/lib/python:$HOME/lib/python2.5/site-packages:$HOME/.python"
+PYTHON_VERSION=$(python -c 'import sys; print ".".join([str(i) for i in sys.version_info[:2]])')
+export PYTHONPATH=".:$HOME/lib/python:$HOME/lib/python$PYTHON_VERSION/site-packages:$HOME/.python"
# append personal manpages to manpath
export MANPATH=":$HOME/share/man"