Temporary: don't require pandas[parquet] on py3.13

doc/whatsnew.rst

@@ -7,8 +7,13 @@ Next release
 - :mod:`genno` supports and is tested on:
 
   - `Python 3.13 <https://www.python.org/downloads/release/python-3130/>`_, released 2024-10-07 (:pull:`143`).
-    As of release time, support for :class:`.SparseDataArray` awaits :mod:`sparse`, thus `numba <https://github.com/numba/numba/issues/9413>`__ and `llvmlite <https://github.com/numba/llvmlite/issues/1084>`__.
-    :class:`.SparseDataArray` should be usable once these dependencies are updated.
+    As of release time:
+
+    - Support for :class:`.SparseDataArray` awaits :mod:`sparse`, thus `numba <https://github.com/numba/numba/issues/9413>`__ and `llvmlite <https://github.com/numba/llvmlite/issues/1084>`__.
+      :class:`.SparseDataArray` should be usable once these dependencies are updated.
+    - Support for :mod:`.caching` in the Apache Parquet file format awaits :mod:`pyarrow` 18.0.0, with an unknown release date.
+      On Python 3.13, caching will fall back to :mod:`pickle` from the standard library and be less performant.
+
   - `NumPy 2.0 <https://numpy.org/doc/stable/release/2.0.0-notes.html>`_, released 2024-06-16 (:issue:`140`, :pull:`141`).
 
 - Support for Python 3.8 is dropped (:pull:`143`), as it has reached end-of-life.

pyproject.toml

@@ -28,7 +28,8 @@ requires-python = ">=3.9"
 dependencies = [
   "dask [array] >= 2.14",
   "importlib_resources; python_version < '3.10'",
-  "pandas[parquet] >= 1.0",
+  "pandas >= 1.0",
+  "pandas[parquet] >= 1.0; python_version < '3.13'",
   "platformdirs",
   "pint",
   "PyYAML",