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Update assertion to check for subclass of RuntimeError #14665

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Update assertion to check for subclass of RuntimeError #14665

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2 changes: 1 addition & 1 deletion doc/en/how-to/assert.rst
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Expand Up @@ -137,7 +137,7 @@ If you want to check if a block of code is raising an exact exception type, you

with pytest.raises(RuntimeError) as excinfo:
foo()
assert excinfo.type is RuntimeError
assert issubclass(excinfo.type, RuntimeError)

The :func:`pytest.raises` call will succeed, even though the function raises :class:`NotImplementedError`, because
:class:`NotImplementedError` is a subclass of :class:`RuntimeError`; however the following `assert` statement will
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