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#!/usr/bin/env python3
# -*- coding:utf-8 -*-
'''
Make an xml file parsable for Java.
'''
import sys
try:
xml_file = sys.argv[1]
if xml_file == "-h" or xml_file == "--help":
raise TypeError
except:
print("Usage: simple-xml-formatter <file.xml>")
sys.exit()
# remove strange lines that do not start with "<" and locate
# before the begining or after the ending of an xml file.
def purify_xml(lines, order = 'f'):
if order == 'r':
order = range(len(lines))
else:
order = reversed(range(len(lines)))
for i in order:
if lines[i].startswith('<'):
break
else:
lines[i] = ''
with open(xml_file) as f:
lines = f.readlines()
purify_xml(lines)
purify_xml(lines, 'r')
with open(xml_file, 'w') as f:
f.writelines(lines)
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