Script to `cd` relative to a specific directory, with autocomplete. Useful for jumping to a project directory, for example. Automatically activates `virtualenvwrapper` if detected.

p.sh

# Quickly `cd` relative to a specific directory
#
# author Jonah Dahlquist
# license CC0

# Path to projects directory
export JUMP_PATH=$HOME/Projects

# Change to directory relative to JUMP_PATH
p() {
	if [[ -z $1 ]]; then
		cd $JUMP_PATH
	else
		cd $JUMP_PATH/$1
		if [ -d $WORKON_HOME/$1 ]; then
			echo "Activating virtualenv"
			workon $1
		fi
	fi
}

# Tab completion for directories in JUMP_PATH
project_directory_tab_complete() {
	local cur opts
	cur="${COMP_WORDS[COMP_CWORD]}"
	opts=$(cd $JUMP_PATH ; ls -d */ | sed 's|/./||')
	COMPREPLY=($(compgen -W "${opts}" -- ${cur}))
}
complete -F project_directory_tab_complete p