code: def pcdata(self, tup_tree):
          
          try:
              data = u''.join(tup_tree[2])
  
          except TypeError:
              raise CIMXMLParseError(
                  _format("Element {0!A} has unexpected child elements: "
                          "{1!A} (allowed is only text content)",
                          name(tup_tree), tup_tree[2]),
                  conn_id=self.conn_id)
  
          return data
docs: Return the concatenated character data within the child nodes of a
          tuple tree node, as a unicode string. Whitespace is preserved.
  
          The child nodes must be text nodes (no element nodes).