Restructuring the repo

misc/venv

@@ -0,0 +1,55 @@
+#!/bin/zsh
+
+zparseopts -D -E c=cdhere -cdvenv=cdvenv h=help -help=help n=newvenv -new=newvenv t=tmsu -tmsu=tmsu
+if [[ -n $help ]]; then
+	<<-HELP
+	Usage: ${0:t} [-c] [DIR]
+	       ${0:t} -t
+
+	If DIR contains bin/activate, start a shell with that virtualenv.
+	Otherwise recursively look up virtualenvs in DIR (by looking for dirs ending
+	in "venv") and select one with fzf.
+
+	 -c, --cdvenv  Change to the venv directory instead of going back to the 
+	               current working directory
+	 -t, --tmsu    list only venvs in a directory with tmsu tag lang=python
+	HELP
+	exit
+fi
+
+ORIGDIR=$PWD
+
+venvsh() {
+	cd $1
+	. bin/activate
+	if [[ -z $cdvenv ]]; then
+		cd $ORIGDIR
+	fi
+	$SHELL
+}
+
+if [[ -n $tmsu ]]; then
+	venv=$(
+		for i in $(tmsu files --directory lang=python); do
+			[[ -d $i/venv ]] && echo $i/venv
+		done | fzf)
+	if [[ -n $venv ]]; then
+		exec venvsh $venv
+	else
+		exit 1
+	fi
+fi
+
+if [[ -n $newvenv ]]; then
+	python -mvenv ${1:-venv}
+	exec venvsh ${1:-venv}
+fi
+
+if [[ -n $1 && -e $1/bin/activate ]]; then
+	exec venvsh $1
+fi
+
+venv=$(fd -I -t d 'venv$' $1 | fzf)
+if [[ -n $venv ]]; then
+	exec venvsh $venv
+fi