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# user defined iterator used in something other than a for loop
class MyStopIteration(StopIteration):
pass
class myiter:
def __init__(self, i):
self.i = i
def __iter__(self):
return self
def __next__(self):
if self.i == 0:
raise StopIteration
elif self.i == 1:
raise StopIteration(1)
elif self.i == 2:
raise MyStopIteration
print(list(myiter(0)))
print(list(myiter(1)))
print(list(myiter(2)))
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