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"""
[ 529242 ] Python singletons deserialization bug
"""
import support
from java.io import *
from org.python.util import *
SINGL= None
#SINGL= Ellipsis
class Test(Serializable):
def __init__(self):
self.attr = SINGL
def test(self):
if self.attr is not SINGL:
raise support.TestError("Singleton not unique")
if self.attr != SINGL:
raise support.TestError("Singleton not unique")
def load(path):
file = File(path)
fileIn = FileInputStream(file)
pyIn = PythonObjectInputStream(fileIn)
pyObj = pyIn.readObject()
pyIn.close()
return pyObj
def save(obj, path):
fileOut = FileOutputStream(path)
objOut = ObjectOutputStream(fileOut)
objOut.writeObject(obj)
objOut.flush()
objOut.close()
#print "Testing initial object..."
a = Test()
a.test()
save(a, "test368.out")
b = load("test368.out")
#print "Testing deserialized object..."
b.test()
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