(self, attributes)
Add key/values to an Event.

        Args:
            attributes: Dictionary with new or updated values to add.
Add key/values to an Event.
Add key / values to an Event .
def add_attributes(self, attributes):
        """Add key/values to an Event.

        Args:
            attributes: Dictionary with new or updated values to add.
        """
        self._update(attributes)
def add_attributes ( self , attributes ) : self . _update ( attributes )