[mjohanse-emr]

What does this Pull Request accomplish?

Drops Python 3.10 support
Adds Python 3.15 support

Why should this Pull Request be merged?

The Python support policy states that we are changing our supported versions of python this cycle.

What testing has been done?

PR build

[Copilot]

🟢 Approval recommended

No active review issues were identified for the Python support-cycle update.

No open issues 🎉

What changed in this PR

Updates Python support across ni.datastore, development utilities, and examples for the new support cycle, dropping Python 3.10 and adding Python 3.15.

Changes:

• Raises the minimum Python version to 3.11 and updates package classifiers and documentation.
• Refreshes dependency locks, removes obsolete compatibility dependencies, and updates Poetry build tooling.
• Updates CI matrices to test Python 3.11–3.15 and run utility and example checks on 3.15.

File	Description
utilities/​pyproject.toml	Updates utilities’ Python requirements and classifiers.
utilities/​poetry.lock	Refreshes utilities’ dependencies for Python 3.11+.
README.md	Documents the new Python minimum.
pyproject.toml	Updates Python support, simplifies Sphinx requirements, and raises the build-backend minimum.
poetry.lock	Removes Python 3.10 dependency variants and updates gRPC.
examples/​system/​README.md	Documents Python 3.11 as the example minimum.
examples/​system/​pyproject.toml	Updates Python support metadata and normalizes the build-backend constraint.
examples/​system/​poetry.lock	Refreshes dependencies for the updated Python range.
examples/​overview/​README.md	Documents Python 3.11 as the example minimum.
examples/​overview/​pyproject.toml	Updates Python support and build-backend requirements.
examples/​overview/​poetry.lock	Refreshes dependencies for the updated Python range.
examples/​notebooks/​pyproject.toml	Raises Python and build-backend minimums.
examples/​notebooks/​poetry.lock	Refreshes notebook dependencies and local package requirements.
docs/​intro.inc	Updates the documented Python minimum.
.readthedocs.yaml	Updates the Poetry version used for documentation builds.
.github/​workflows/​CI.yml	Changes unit-test coverage to Python 3.11–3.15.
.github/​workflows/​check_utilities.yml	Moves utility checks to Python 3.15.
.github/​workflows/​check_ni_datastore.yml	Checks the package on Python 3.11 and 3.15.
.github/​workflows/​check_examples.yml	Moves example checks to Python 3.15.

_{Review effort: Balanced}