Python custom iterator objects and objects that can iterate

#Coding=utf8 fromCollectionsImportIterator fromCollectionsImportiterable#Iterator ObjectclassOwniteror (Iterator):def __init__(self, arrs): Self.index=0 Self.arrs=ArrsdefNext (self):ifSelf.index > Len (self.arrs)-1:              RaisestopiterationElse: Self.index+=1returnself.arrs[self.index-1 ]#can iterate over objectsclassowniterable (iterable):def __init__(self, arrs): Self.arrs=Arrsdef __iter__(self):returnowniteror (Self.arrs) forIteminchOwniterable ([1,2,3,4,4,6 ] ):      PrintItem

Python custom iterator objects and objects that can iterate