def __hash__(self) -> int:
        """Define a hash function for a var.

        Returns:
            The hash of the var.
        """
        return hash(
            (self._js_expr, str(self._var_type), self._getter_name, self._setter_name)
        )
Define a hash function for a var.

        Returns:
            The hash of the var.
        
reflex/experimental/client_state.py