A program that strips comments and newlines from tatsu tags so they can be used

tatsuCompiler.py

#! /usr/bin/python

import sys

if len(sys.argv) < 2:
	print("Usage: " + sys.argv[0] + " file.tatsu")
	exit(1)
tatsuFileName = sys.argv[1]
try:
	tatsuFile = open(tatsuFileName, "r")
except IOError as error:
	print("Failed to open " + tatsuFileName + ", " + str(error))
	exit(1)

for line in tatsuFile:
	line = line.lstrip().rstrip("\r\n")
	if line.startswith("--"):
		continue
	if line.startswith("\\n"):
		sys.stdout.write("\n")
		line = line[2:]
	sys.stdout.write(line)