Viewing file:  test_weakref.py (1.56 KB) -rw-r--r--
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#!/usr/bin/env python
#
# Author: Mike McKerns (mmckerns @caltech and @uqfoundation)
# Copyright (c) 2008-2016 California Institute of Technology.
# Copyright (c) 2016-2023 The Uncertainty Quantification Foundation.
# License: 3-clause BSD. The full license text is available at:
# - https://github.com/uqfoundation/dill/blob/master/LICENSE
import dill
dill.settings['recurse'] = True
import weakref
class _class:
def _method(self):
pass
class _callable_class:
def __call__(self):
pass
def _function():
pass
def test_weakref():
o = _class()
oc = _callable_class()
f = _function
x = _class
# ReferenceType
r = weakref.ref(o)
d_r = weakref.ref(_class())
fr = weakref.ref(f)
xr = weakref.ref(x)
# ProxyType
p = weakref.proxy(o)
d_p = weakref.proxy(_class())
# CallableProxyType
cp = weakref.proxy(oc)
d_cp = weakref.proxy(_callable_class())
fp = weakref.proxy(f)
xp = weakref.proxy(x)
objlist = [r,d_r,fr,xr, p,d_p, cp,d_cp,fp,xp]
#dill.detect.trace(True)
for obj in objlist:
res = dill.detect.errors(obj)
if res:
print ("%r:\n %s" % (obj, res))
# else:
# print ("PASS: %s" % obj)
assert not res
def test_dictproxy():
from dill._dill import DictProxyType
try:
m = DictProxyType({"foo": "bar"})
except Exception:
m = type.__dict__
mp = dill.copy(m)
assert mp.items() == m.items()
if __name__ == '__main__':
test_weakref()
from dill._dill import IS_PYPY
if not IS_PYPY:
test_dictproxy()
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