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__init__.py
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__main__.py
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__pycache__
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test_anon.py
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test_array_in_pointer.py
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test_arrays.py
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test_as_parameter.py
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test_bitfields.py
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test_buffers.py
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test_bytes.py
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test_byteswap.py
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test_callbacks.py
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test_cast.py
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test_cfuncs.py
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test_checkretval.py
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test_delattr.py
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test_errno.py
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test_find.py
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test_frombuffer.py
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test_funcptr.py
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test_functions.py
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test_incomplete.py
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test_init.py
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test_internals.py
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test_keeprefs.py
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test_libc.py
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test_loading.py
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test_macholib.py
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test_memfunctions.py
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test_numbers.py
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test_objects.py
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test_parameters.py
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test_pep3118.py
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test_pickling.py
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test_pointers.py
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test_prototypes.py
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test_python_api.py
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test_random_things.py
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test_refcounts.py
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test_repr.py
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test_returnfuncptrs.py
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test_simplesubclasses.py
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test_sizes.py
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test_slicing.py
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test_stringptr.py
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test_strings.py
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test_struct_fields.py
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test_structures.py
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test_unaligned_structures.py
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test_unicode.py
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test_values.py
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test_varsize_struct.py
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test_win32.py
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test_wintypes.py
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Editing: test_incomplete.py
import unittest from ctypes import * ################################################################ # # The incomplete pointer example from the tutorial # class MyTestCase(unittest.TestCase): def test_incomplete_example(self): lpcell = POINTER("cell") class cell(Structure): _fields_ = [("name", c_char_p), ("next", lpcell)] SetPointerType(lpcell, cell) c1 = cell() c1.name = b"foo" c2 = cell() c2.name = b"bar" c1.next = pointer(c2) c2.next = pointer(c1) p = c1 result = [] for i in range(8): result.append(p.name) p = p.next[0] self.assertEqual(result, [b"foo", b"bar"] * 4) # to not leak references, we must clean _pointer_type_cache from ctypes import _pointer_type_cache del _pointer_type_cache[cell] ################################################################ if __name__ == '__main__': unittest.main()
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