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DOC: Fix default value for engine in pandas.eval #63382

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DOC: Fix default value for engine in pandas.eval #63382

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DOC: Fix default value for engine in pandas.eval
zacharym-collins Dec 16, 2025
34e5c84
DOC: Clarify numexpr is the default engine when installed.
zacharym-collins Dec 16, 2025
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4 changes: 2 additions & 2 deletions pandas/core/computation/eval.py
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Expand Up @@ -238,12 +238,12 @@ def eval(
``'python'`` parser to retain strict Python semantics. See the
:ref:`enhancing performance <enhancingperf.eval>` documentation for
more details.
engine : {'python', 'numexpr'}, default 'numexpr'
engine : {'python', 'numexpr'}, optional, default None

The engine used to evaluate the expression. Supported engines are

- None : tries to use ``numexpr``, falls back to ``python``
- ``'numexpr'`` : This default engine evaluates pandas objects using
- ``'numexpr'`` : Evaluates pandas objects using
numexpr for large speed ups in complex expressions with large frames.
- ``'python'`` : Performs operations as if you had ``eval``'d in top
level python. This engine is generally not that useful.
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