Python 错误集锦

问题1：

AttributeError: 'dict' object has no attribute 'iteritems'

解决1：

Python3.x中：iteritems变为items

问题2：

TypeError: 'range' object doesn't support item deletion

解决2：

#提示错误行del(trainingSet[randIndex])

#检查trainingSettrainingSet = range(2*minLen)

#修改为trainingSet = list(range(2*minLen));