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66 lines
1.2 KiB
66 lines
1.2 KiB
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import pickle
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from ipykernel.pickleutil import can, uncan, codeutil
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def interactive(f):
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f.__module__ = '__main__'
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return f
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def dumps(obj):
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return pickle.dumps(can(obj))
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def loads(obj):
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return uncan(pickle.loads(obj))
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def test_no_closure():
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@interactive
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def foo():
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a = 5
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return a
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pfoo = dumps(foo)
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bar = loads(pfoo)
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assert foo() == bar()
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def test_generator_closure():
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# this only creates a closure on Python 3
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@interactive
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def foo():
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i = 'i'
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r = [ i for j in (1,2) ]
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return r
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pfoo = dumps(foo)
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bar = loads(pfoo)
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assert foo() == bar()
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def test_nested_closure():
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@interactive
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def foo():
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i = 'i'
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def g():
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return i
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return g()
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pfoo = dumps(foo)
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bar = loads(pfoo)
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assert foo() == bar()
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def test_closure():
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i = 'i'
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@interactive
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def foo():
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return i
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pfoo = dumps(foo)
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bar = loads(pfoo)
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assert foo() == bar()
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def test_uncan_bytes_buffer():
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data = b'data'
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canned = can(data)
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canned.buffers = [memoryview(buf) for buf in canned.buffers]
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out = uncan(canned)
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assert out == data
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