content: import xml.etree.cElementTree as badET
  import defusedxml.cElementTree as goodET
  
  xmlString = "<note>\n<to>Tove</to>\n<from>Jani</from>\n<heading>Reminder</heading>\n<body>Don't forget me this weekend!</body>\n</note>"
  
  # unsafe
  tree = badET.fromstring(xmlString)
  print(tree)
  badET.parse('filethatdoesntexist.xml')
  badET.iterparse('filethatdoesntexist.xml')
  a = badET.XMLParser()
  
  # safe
  tree = goodET.fromstring(xmlString)
  print(tree)
  goodET.parse('filethatdoesntexist.xml')
  goodET.iterparse('filethatdoesntexist.xml')
  a = goodET.XMLParser()
  