求教 Mean = print_confidence_intervals(y,prev,columns)运行时NameError: name ‘print_confidence_intervals’ is not defined；print(‘CV accuracy scores: %s’ %svmRBFscores)运行时NameError: name ‘%svmRBFscores’ is not defined是为什么？百度上没有搜索到具体解决办法，哪位大神可以解释一下？🙏
review code again, you did not define the variable correctly.
Mean = print_confidence_intervals(y,prev,columns)运行时NameError: name ‘print_confidence_intervals’ is not defined；print(‘CV accuracy scores: %s’ %svmRBFscores)运行时NameError: name ‘%svmRBFscores’ is not defined是为什么？百度上没有搜索到具体解决办法，哪位大神可以解释一下？🙏