Python DataContext.save примеры использования

Пример #1

def test_persistence():
    """ Can DataContexts round-trip through the persistence mechanism?
    """
    d = DataContext(name='test_context')
    d['a'] = 1
    d['b'] = 2

    f = StringIO()
    d.save(f)
    f.seek(0, 0)
    d2 = DataContext.load(f)

    assert d.name == d2.name
    assert set(d2.keys()) == set(['a', 'b'])
    assert d2['a'] == d['a']
    assert d2['b'] == d['b']

Пример #2

Файл: data_context_test_case.py Проект: enthought/codetools

def test_persistence():
    """ Can DataContexts round-trip through the persistence mechanism?
    """
    d = DataContext(name='test_context')
    d['a'] = 1
    d['b'] = 2

    f = BytesIO()
    d.save(f)
    f.seek(0, 0)
    d2 = DataContext.load(f)

    assert d.name == d2.name
    assert set(d2.keys()) == set(['a', 'b'])
    assert d2['a'] == d['a']
    assert d2['b'] == d['b']