Bash script for new python projects

#!/bin/bash

if [ ! -z "$1" ]; then
    if [ ! -d "$1" ]; then
	mkdir "$1"
	mkdir "$1/bin"
	mkdir "$1/docs"
	mkdir "$1/tests"
	mkdir "$1/$1"
	touch "$1/README.md"
	touch "$1/LICENSE"
	touch "$1/setup.py"
	touch "$1/$1/__init__.py"
	touch "$1/tests/__init__.py"
    else
	echo "Directory $1 already exists"
	exit 1
    fi
else
    echo "You must specify a project name"
    exit 1
fi