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Merged
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Sep 11, 2025
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Add warning about precision in interfaces documentation #8124

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3ebcfe9
add warning regarding precision
justinpickering Aug 21, 2025
88cff29
fix typo
justinpickering Aug 21, 2025
72f899d
Update doc/introduction/interfaces.rst
justinpickering Sep 9, 2025
3aec08a
add changelog entry
justinpickering Sep 9, 2025
0536734
Merge branch 'master' into doc-update-interfaces
justinpickering Sep 9, 2025
ad5d308
Merge branch 'master' into doc-update-interfaces
justinpickering Sep 10, 2025
dc2df24
Merge branch 'master' into doc-update-interfaces
CatalinaAlbornoz Sep 10, 2025
19886de
Update doc/introduction/interfaces.rst
justinpickering Sep 11, 2025
bbd42da
Update doc/releases/changelog-dev.md
justinpickering Sep 11, 2025
e3f2466
Merge branch 'master' into doc-update-interfaces
justinpickering Sep 11, 2025
aec8aae
Update doc/releases/changelog-dev.md
justinpickering Sep 11, 2025
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5 changes: 5 additions & 0 deletions doc/introduction/interfaces.rst
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Expand Up @@ -118,6 +118,11 @@ PennyLane also provides higher-level classes for converting QNodes into ``torch.

pennylane.qnn.TorchLayer

.. warning::

PennyLane's QNodes currently promote all ``torch.float32`` (single-precision) inputs to ``torch.float64``
(double-precision) during execution. This may result in higher memory usage than expected.


.. note::

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5 changes: 5 additions & 0 deletions doc/releases/changelog-dev.md
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Expand Up @@ -1034,6 +1034,10 @@
Trimmed the outdated part of discussion regarding different choices of `alpha`.
[(#8100)](https://github.com/PennyLaneAI/pennylane/pull/8100)

* A warning was added to the interfaces documentation under the Pytorch section saying that all Pytorch floating-point inputs are promoted
to `torch.float64`.
[(#8124)](https://github.com/PennyLaneAI/pennylane/pull/8124)

* The :doc:`Dynamic Quantum Circuits </introduction/dynamic_quantum_circuits>` page has been updated to include the latest device-dependent mid-circuit measurement method defaults.
[(#8149)](https://github.com/PennyLaneAI/pennylane/pull/8149)

Expand Down Expand Up @@ -1149,6 +1153,7 @@ Pablo Antonio Moreno Casares
Erick Ochoa,
Mudit Pandey,
Andrija Paurevic,
Justin Pickering,
Alex Preciado,
Shuli Shu,
Jay Soni,
Expand Down
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