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'test slots & property, this will only work in Python 2.2'
class A:
'warn about using slots in classic classes'
__slots__ = ('a',)
try:
class B(object):
'no warning'
__slots__ = ('a',)
class C(object):
'warn about using empty slots'
__slots__ = ()
class D(object):
"don't warn about using empty slots"
__pychecker__ = '--no-emptyslots'
__slots__ = ()
class E:
'this should generate a warning for using properties w/classic classes'
def getx(self):
print 'get x'
return 5
x = property(getx)
class F(object):
'this should not generate a warning for using properties'
def getx(self):
print 'get x'
return 5
x = property(getx)
class Solution(list):
'this should not generate a warning or crash'
def __init__(self):
pass
except NameError:
print 'This should fail on Python versions prior to 2.2'
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