(self, handler)
Set handler as the new event loop exception handler.

        If handler is None, the default exception handler will
        be set.

        If handler is a callable object, it should have a
        signature matching '(loop, context)', where 'loop'
        will be a reference to the active event loop, 'context'
        will be a dict object (see `call_exception_handler()`
        documentation for details about context).
Set handler as the new event loop exception handler.
Set handler as the new event loop exception handler .
def set_exception_handler(self, handler):
        """Set handler as the new event loop exception handler.

        If handler is None, the default exception handler will
        be set.

        If handler is a callable object, it should have a
        signature matching '(loop, context)', where 'loop'
        will be a reference to the active event loop, 'context'
        will be a dict object (see `call_exception_handler()`
        documentation for details about context).
        """
        if handler is not None and not callable(handler):
            raise TypeError(f'A callable object or None is expected, '
                            f'got {handler!r}')
        self._exception_handler = handler
def set_exception_handler ( self , handler ) : if handler is not None and not callable ( handler ) : raise TypeError ( f'A callable object or None is expected, ' f'got {handler!r}' ) self . _exception_handler = handler