(self, selected, by_label=None)
Deprecated: set the selection of the single item in this control.

        Raises ItemCountError if the control does not contain only one item.

        by_label argument is ignored, and included only for backwards
        compatibility.
Deprecated: set the selection of the single item in this control.
Deprecated : set the selection of the single item in this control .
def set_single(self, selected, by_label=None):
        """Deprecated: set the selection of the single item in this control.

        Raises ItemCountError if the control does not contain only one item.

        by_label argument is ignored, and included only for backwards
        compatibility.

        """
        deprecation(
            "control.items[0].selected = <boolean>")
        if len(self.items) != 1:
            raise ItemCountError(
                "'%s' is not a single-item control" % self.name)
        self._set_selected_state(self.items[0], selected)
def set_single ( self , selected , by_label = None ) : deprecation ( "control.items[0].selected = <boolean>" ) if len ( self . items ) != 1 : raise ItemCountError ( "'%s' is not a single-item control" % self . name ) self . _set_selected_state ( self . items [ 0 ] , selected )