gistfile1.txt

chapter_tree = ET.parse('Chapter.xml')
chapter_root = chapter_tree.getroot()
for para in chapter_root.iter('{http://docbook.org/ns/docbook}para'):
    print para.text



  <para>
    In this chapter, you will focus on the authentication piece. You will
    extend the Catalog app to provide a username and password when using
    the JSON API. You will store the username into
    <literal>NSUserDefaults</literal> and store the password securely in
    the system keychain.
  </para>

and get

    In this chapter, you will focus on the authentication piece. You will
    extend the Catalog app to provide a username and password when using
    the JSON API. You will store the username into