code: def html(self) -> str:
          
          if self._owner and self.name in self._owner._special_attr_boolean:
              return self.name
          else:
              value = self.value
              if isinstance(value, str):
                  value = html_.escape(value)
              return '{name}="{value}"'.format(name=self.name, value=value)
docs: Return string representation of this.
  
          Used in start tag of HTML representation of the Element node.