def test_TraitedSpec_dynamic():
from pickle import dumps, loads
a = nib.BaseTraitedSpec()
a.add_trait('foo', nib.traits.Int)
a.foo = 1
assign_a = lambda: setattr(a, 'foo', 'a')
with pytest.raises(Exception): assign_a
pkld_a = dumps(a)
unpkld_a = loads(pkld_a)
assign_a_again = lambda: setattr(unpkld_a, 'foo', 'a')
with pytest.raises(Exception): assign_a_again
def test_TraitedSpec_dynamic():
from cPickle import dumps, loads
a = nib.BaseTraitedSpec()
a.add_trait('foo', nib.traits.Int)
a.foo = 1
assign_a = lambda: setattr(a, 'foo', 'a')
yield assert_raises, Exception, assign_a
pkld_a = dumps(a)
unpkld_a = loads(pkld_a)
assign_a_again = lambda: setattr(unpkld_a, 'foo', 'a')
yield assert_raises, Exception, assign_a_again