code: def as_xml(self,parent):
          
          n=parent.newChild(None,self.name.upper(),None)
          if self.uri:
              n.newTextChild(None,"EXTVAL",to_utf8(self.uri))
          else:
              if self.type:
                  n.newTextChild(None,"TYPE",self.type)
              n.newTextChild(None,"BINVAL",binascii.b2a_base64(self.image))
          return n
docs: Create vcard-tmp XML representation of the field.
  
          :Parameters:
              - `parent`: parent node for the element
          :Types:
              - `parent`: `libxml2.xmlNode`
  
          :return: xml node with the field data.
          :returntype: `libxml2.xmlNode`