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"""Check non-iterators returned by __iter__ """
# pylint: disable=too-few-public-methods
__revision__ = 0
class FirstGoodIterator(object):
""" yields in iterator. """
def __iter__(self):
for index in range(10):
yield index
class SecondGoodIterator(object):
""" __iter__ and next """
def __iter__(self):
return self
def __next__(self): # pylint: disable=no-self-use
""" Infinite iterator, but still an iterator """
return 1
def next(self): # pylint: disable=no-self-use
"""Same as __next__, but for Python 2."""
return 1
class ThirdGoodIterator(object):
""" Returns other iterator, not the current instance """
def __iter__(self):
return SecondGoodIterator()
class FourthGoodIterator(object):
""" __iter__ returns iter(...) """
def __iter__(self):
return iter(range(10))
class FirstBadIterator(object):
""" __iter__ returns a list """
def __iter__(self): # [non-iterator-returned]
return []
class SecondBadIterator(object):
""" __iter__ without next """
def __iter__(self): # [non-iterator-returned]
return self
class ThirdBadIterator(object):
""" __iter__ returns an instance of another non-iterator """
def __iter__(self): # [non-iterator-returned]
return SecondBadIterator()
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