#!/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 sys import dill import test_mixins as module from importlib import reload dill.settings['recurse'] = True cached = (module.__cached__ if hasattr(module, "__cached__") else module.__file__.split(".", 1)[0] + ".pyc") module.a = 1234 pik_mod = dill.dumps(module) module.a = 0 # remove module del sys.modules[module.__name__] del module module = dill.loads(pik_mod) def test_attributes(): #assert hasattr(module, "a") and module.a == 1234 #FIXME: -m dill.tests assert module.double_add(1, 2, 3) == 2 * module.fx # Restart, and test use_diff reload(module) try: dill.use_diff() module.a = 1234 pik_mod = dill.dumps(module) module.a = 0 # remove module del sys.modules[module.__name__] del module module = dill.loads(pik_mod) def test_diff_attributes(): assert hasattr(module, "a") and module.a == 1234 assert module.double_add(1, 2, 3) == 2 * module.fx except AttributeError: def test_diff_attributes(): pass # clean up import os if os.path.exists(cached): os.remove(cached) pycache = os.path.join(os.path.dirname(module.__file__), "__pycache__") if os.path.exists(pycache) and not os.listdir(pycache): os.removedirs(pycache) # test when module is None import math def get_lambda(str, **kwarg): return eval(str, kwarg, None) obj = get_lambda('lambda x: math.exp(x)', math=math) def test_module_is_none(): assert obj.__module__ is None assert dill.copy(obj)(3) == obj(3) if __name__ == '__main__': test_attributes() test_diff_attributes() test_module_is_none()