Пример #1
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def test_free_function_int():
    val = m.frobnicate(5)
    assert val == 37
    try:
        assert isinstance(val, (int, long))
    except NameError:  # Python 3 does not have 'long'
        assert isinstance(val, int)
Пример #2
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def test_free_function_float():
    val = m.frobnicate(5.0)
    assert val == 37.0
    assert isinstance(val, float)
Пример #3
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def test_free_function_invalid():
    with pytest.raises(TypeError, match="incompatible function arguments"):
        m.frobnicate("uiae")
Пример #4
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def test_free_function_invalid():
    with pytest.raises(TypeError) as excinfo:
        m.frobnicate("uiae")

    assert "incompatible function arguments" in str(excinfo.value)