(self, *args)
Apply first function SUBST to arguments, than FUNC.
Apply first function SUBST to arguments, than FUNC.
Apply first function SUBST to arguments than FUNC .
def __call__(self, *args):
        """Apply first function SUBST to arguments, than FUNC."""
        try:
            if self.subst:
                args = self.subst(*args)
            return self.func(*args)
        except SystemExit:
            raise
        except:
            self.widget._report_exception()
def __call__ ( self , * args ) : try : if self . subst : args = self . subst ( * args ) return self . func ( * args ) except SystemExit : raise except : self . widget . _report_exception ( )