pymc-devs · aloctavodia · Dec 23, 2025 · Dec 30, 2025 · Jan 7, 2026 · Jan 7, 2026
diff --git a/.github/workflows/mypy.yml b/.github/workflows/mypy.yml
@@ -21,7 +21,7 @@ jobs:
         with:
           environment-file: conda-envs/environment-test.yml
           create-args: >-
-            python=3.11
+            python=3.12
           environment-name: pymc-test
           init-shell: bash
           cache-environment: true

diff --git a/.github/workflows/publish-release-notes-to-discourse.yml b/.github/workflows/publish-release-notes-to-discourse.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
         with:
-          python-version: "3.11"
+          python-version: "3.12"
 
       - name: Install dependencies
         run: pip install requests

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
@@ -182,7 +182,7 @@ jobs:
     strategy:
       matrix:
         linker: [cvm, numba]
-        python-version: ["3.11"]
+        python-version: ["3.12"]
         test-subset:
           - tests/variational/test_approximations.py tests/variational/test_callbacks.py tests/variational/test_inference.py tests/variational/test_opvi.py tests/test_initial_point.py
           - tests/model/test_core.py tests/sampling/test_mcmc.py

diff --git a/ARCHITECTURE.md b/ARCHITECTURE.md
@@ -35,7 +35,7 @@ of the topics below refer to that specific library
 * Plotting e.g. Trace plots, rank plots, posterior plots
 * MCMC sampling diagnostics e.g. Rhat, Effective Sample Size.
 * Model comparison, particularly efficient leave-one-out cross-validation approximation
-* Inference Data structure
+* Data structures for Bayesian inference data storage and manipulation
 
 
 # Modules

diff --git a/conda-envs/environment-alternative-backends.yml b/conda-envs/environment-alternative-backends.yml
@@ -5,7 +5,7 @@ channels:
 - nodefaults
 dependencies:
 # Base dependencies
-- arviz>=0.13.0
+- arviz>=1.0.0rc0
 - blas
 - cachetools>=4.2.1
 - cloudpickle

diff --git a/conda-envs/environment-dev.yml b/conda-envs/environment-dev.yml
@@ -5,7 +5,7 @@ channels:
 - nodefaults
 dependencies:
 # Base dependencies
-- arviz>=0.13.0
+- arviz>=1.0.0rc0
 - blas
 - cachetools>=4.2.1
 - cloudpickle
@@ -19,6 +19,7 @@ dependencies:
 - typing-extensions>=3.7.4
 - threadpoolctl>=3.1.0
 - zarr>=2.5.0,<3
+- netCDF4
 # Extra dependencies for dev, testing and docs build
 - ipython>=7.16
 - jax

diff --git a/conda-envs/environment-docs.yml b/conda-envs/environment-docs.yml
@@ -5,7 +5,7 @@ channels:
 - nodefaults
 dependencies:
 # Base dependencies
-- arviz>=0.13.0
+- arviz>=1.0.0rc0
 - cachetools>=4.2.1
 - cloudpickle
 - numpy>=1.25.0

diff --git a/conda-envs/environment-test.yml b/conda-envs/environment-test.yml
@@ -5,7 +5,7 @@ channels:
 - nodefaults
 dependencies:
 # Base dependencies
-- arviz>=0.13.0
+- arviz>=1.0.0rc0
 - blas
 - cachetools>=4.2.1
 - cloudpickle

diff --git a/conda-envs/windows-environment-dev.yml b/conda-envs/windows-environment-dev.yml
@@ -5,7 +5,7 @@ channels:
 - nodefaults
 dependencies:
 # Base dependencies (see install guide for Windows)
-- arviz>=0.13.0
+- arviz>=1.0.0rc0
 - blas
 - cachetools>=4.2.1
 - cloudpickle

diff --git a/conda-envs/windows-environment-test.yml b/conda-envs/windows-environment-test.yml
@@ -5,7 +5,7 @@ channels:
 - nodefaults
 dependencies:
 # Base dependencies (see install guide for Windows)
-- arviz>=0.13.0
+- arviz>=1.0.0rc0
 - blas
 - cachetools>=4.2.1
 - cloudpickle

diff --git a/docs/source/conf.py b/docs/source/conf.py
@@ -66,7 +66,7 @@
     "ndarray": ":class:`~numpy.ndarray`",
     "Covariance": ":mod:`Covariance <pymc.gp.cov>`",
     "Mean": ":mod:`Mean <pymc.gp.mean>`",
-    "InferenceData": ":class:`~arviz.InferenceData`",
+    "DataTree": ":class:`~xarray.DataTree`",
     "MultiTrace": ":class:`~pymc.backends.base.MultiTrace`",
     "BaseTrace": ":class:`~pymc.backends.base.BaseTrace`",
     "Point": ":class:`~pymc.Point`",

diff --git a/docs/source/learn/core_notebooks/dimensionality.ipynb b/docs/source/learn/core_notebooks/dimensionality.ipynb
diff --git a/docs/source/learn/core_notebooks/dims_module.ipynb b/docs/source/learn/core_notebooks/dims_module.ipynb
diff --git a/docs/source/learn/core_notebooks/model_comparison.ipynb b/docs/source/learn/core_notebooks/model_comparison.ipynb
diff --git a/docs/source/learn/core_notebooks/posterior_predictive.ipynb b/docs/source/learn/core_notebooks/posterior_predictive.ipynb
diff --git a/docs/source/learn/core_notebooks/pymc_overview.ipynb b/docs/source/learn/core_notebooks/pymc_overview.ipynb