docs: def get_text_metadata(self):
          """Gets the metadata for the text.
  
          return: (osid.Metadata) - metadata for the text
          *compliance: mandatory -- This method must be implemented.*
  
          """
          # Implemented from template for osid.resource.ResourceForm.get_group_metadata_template
          metadata = dict(self._mdata['text'])
          metadata.update({'existing_string_values': self._my_map['text']})
          return Metadata(**metadata)