python-XML-Etree

import xml.etree.ElementTree as ET

# Create the root element
root = ET.Element('conversation')

# Iterate through the conversation and create XML elements for each message
for message in conversation:
  msgElement = ET.SubElement(root, 'message')
  ET.SubElement(msgElement, 'sender').text = message['sender']
  ET.SubElement(msgElement, 'text').text = message['text']

# Write the XML tree to a file
tree = ET.ElementTree(root)
tree.write('conversation.xml')