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# (C) Copyright 2005-2025 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
# Standard library imports
import logging
# Enthought library imports
from traits.api import Bool, Float, HasTraits, Int, Str
logger = logging.getLogger(__name__)
##############################################################################
# Classes to use within the tests
##############################################################################
class Foo(HasTraits):
_enthought_pickle_version = Int(1)
b1 = Bool(False)
f1 = Float(1)
i1 = Int(1)
s1 = Str("foo")
class Bar(HasTraits):
_enthought_pickle_version = Int(2)
b2 = Bool(True)
f2 = Float(2)
i2 = Int(2)
s2 = Str("bar")
class Baz(HasTraits):
_enthought_pickle_version = Int(3)
b3 = Bool(False)
f3 = Float(3)
i3 = Int(3)
s3 = Str("baz")
def __setstate__(self, state):
logger.debug("Running Baz's original __setstate__")
if state["_enthought_pickle_version"] < 3:
info = [("b2", "b3"), ("f2", "f3"), ("i2", "i3"), ("s2", "s3")]
for old, new in info:
if old in state:
state[new] = state[old]
del state[old]
state["_enthought_pickle_version"] = 3
self.__dict__.update(state)
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