blob: 69157680ccf84f9d9fd99f8233b0b1af5ba3be25 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
"""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
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):
return []
class SecondBadIterator(object):
""" __iter__ without next """
def __iter__(self):
return self
class ThirdBadIterator(object):
""" __iter__ returns an instance of another non-iterator """
def __iter__(self):
return SecondBadIterator()
|