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- import gc
- class myObj:
- a = []
- b = False
- global o
- o = myObj()
- def test(name = False):
- global o
- if name: print("\nTesting after %s:" % name)
- gc.collect()
- o = myObj()
- print(o.a)
- print(o.b)
- o.a.append(True)
- o.a.append(3.141)
- o.a.append("I'm still here!")
- o.b = True
- print("\nInitial values:")
- test()
- del o
- test('object deletion') # result: array populated
- if 0:
- del o.a # AttributeError: myObj instance has no attribute 'a'
- del o
- test('array deletion') # result: n/a
- o.a = []
- test('array re-init') # result: array populated
- for item in o.a:
- del item
- test('array per-item deletion') # result: array populated
- while len(o.a):
- o.a.pop()
- test('pop()') # result: array clear
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