#!/bin/bash

usage()
{
	cat <<-EOT

	   usage $myname [-e sed-extract-command] [-m module] file.py ...

	EOT
	[ "$1" ] && exit $1
}

cmd_create_init()
{
	local f files base extracted module_path
	files="$*"
	for f in $files; do
		base=${f##*/}
		base=${base%.py}
		if [ "$module" ]; then
			module_path=$module.$base
		else
			module_path=$base
		fi
		if [ "$sed_extract_command" ]; then
			#echo running $sed_extract_command on $f
			extracted=`sed "$sed_extract_command" $f`
			if [ "$extracted" ]; then
				echo "from $module_path import $extracted"
			fi
		fi
	done
}

# --------------------- here we go

myname=`basename $0`

eval set -- `getopt -o 'he:m:' "$@"`
while [ "$1" != -- ]; do
case $1 in
	-e)
		sed_extract_command="$2"
		shift
		;;
	-m)
		module=$2
		shift
		;;
	-h)
		usage 0;;
	*)
		echo unknown argument $1
		usage 1;;
esac
shift
done
shift

cmd=cmd_${1//-/_}
shift

eval $cmd $*