from libxmp import XMPFiles, XMPMeta, consts
 image = XMPFiles(file_path='1001.jpg', open_forupdate=True)
 xmp = image.get_xmp()

 xmp.register_namespace(consts.XMP_NS_CC, 'cc')
 xmp.set_property(consts.XMP_NS_CC, 'license', 'http://creativecommons.org/licenses/by-sa/4.0/')
 xmp.set_property(consts.XMP_NS_CC, 'attributionName', 'Max Mustermann')
 xmp.set_property(consts.XMP_NS_CC, 'attributionURL', 'http://example.com/bilder/1001.jpg')

 xmp.register_namespace(consts.XMP_NS_XMP_Rights, 'xmpRights')
 xmp.set_property_bool(consts.XMP_NS_XMP_Rights, 'Marked', True)
 usage = 'This work is licensed to the public under the Creative Commons Attribution-ShareAlike \
 4.0 International License'
 xmp.set_property(consts.XMP_NS_XMP_Rights, 'UsageTerms', usage)

 xmp.register_namespace(consts.XMP_NS_DC, 'dc')
 xmp.set_localized_text(consts.XMP_NS_DC, 'rights', '', 'x-default', usage)

 image.put_xmp(xmp)
 image.close_file()