Add your pydev workspace projects to your pythonpath when activating with virtualenvwrapper

gistfile1.sh

# Assuming your workspace is called "workspace" and at the root of your virtualenv

# In $WORKON_HOME/postactivate
###############################
export PREACTIVATE_PYTHONPATH=$PYTHONPATH
for f in $VIRTUAL_ENV/workspace/*
  do
    export PYTHONPATH=$PYTHONPATH:$f
  done

# In $WORKON_HOME/predeactivate
###############################
export PYTHONPATH=$PREACTIVATE_PYTHONPATH