A bash recipe to mantain your config organized.

.bashrc

# [...]

# Instead of adding a lot of changes to my .bashrc files I split
# those changes in small files and put those files in a .bash directory.
if [ -d ~/.bash/ ]; then
    for script in ~/.bash/*; do
        if [ -f $script ]; then
            . "$script"
        fi  
    done
fi

gitprompt.sh

#!/bin/bash

# Using https://github.com/magicmonty/bash-git-prompt.git
if [ -f "~/.bash/bash-git-prompt/gitprompt.sh" ]; then
    source ~/.bash/bash-git-prompt/gitprompt.sh
fi

virtualenv.sh

#!/bin/bash

# VirtualEnv Wrapper initialization
export WORKON_HOME=$HOME/.virtualenvs
export PROJECT_HOME=$HOME/projects
source /usr/local/bin/virtualenvwrapper.sh