XML Formatter

import xml.etree.ElementTree as ET
import xml.dom.minidom

# Format (pretty-print) XML
raw_xml = '<root><person><name>Alice</name><age>30</age></person></root>'

# Method 1: minidom (adds XML declaration)
dom = xml.dom.minidom.parseString(raw_xml)
pretty = dom.toprettyxml(indent='  ')
# Remove the extra XML declaration line if needed
lines = pretty.split('\n')
if lines[0].startswith('<?xml'):
    pretty = '\n'.join(lines[1:])
print(pretty)

# Method 2: ElementTree (parse and re-serialize)
ET.indent  # Available in Python 3.9+
root = ET.fromstring(raw_xml)
ET.indent(root, space='  ')
formatted = ET.tostring(root, encoding='unicode')
print(formatted)

# Minify XML
minified = ''.join(line.strip() for line in raw_xml.splitlines())
print(minified)