Whether she has principles or not is irrelevant in this case. The definition of insanity is doing the same thing repeatedly but expecting a different outcome. Therefore …

Did you actually listen to their complete programme ? I did - and this reaction is complete nonsense

At the very least, she showed political naivety - odd from an MP elected nearly 40 years ago. Perhaps she just enjoys martyrdom - she’s certainly given the Labour leadership the ammunition. As I said: the author of her own misfortune.