#3214 followup: add link to ABC entry.
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@ -160,9 +160,9 @@ Glossary
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must be a duck.") By emphasizing interfaces rather than specific types,
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well-designed code improves its flexibility by allowing polymorphic
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substitution. Duck-typing avoids tests using :func:`type` or
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:func:`isinstance`. (Note, however, that duck-typing can be complemented
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with abstract base classes.) Instead, it typically employs :func:`hasattr`
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tests or :term:`EAFP` programming.
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:func:`isinstance`. (Note, however, that duck-typing can be complemented
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with :term:`abstract base class`\ es.) Instead, it typically employs
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:func:`hasattr` tests or :term:`EAFP` programming.
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EAFP
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Easier to ask for forgiveness than permission. This common Python coding
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