DEP: Support Python 3.10-3.12

.github/workflows/build_docs.yaml

@@ -23,15 +23,15 @@ jobs:
       - name: Setup Conda
         uses: s-weigand/setup-conda@v1
         with:
-          python-version: 3.9
+          python-version: 3.10
           conda-channels: conda-forge
 
       - name: Install and Build
         shell: bash
         run: |
           conda config --prepend channels conda-forge
           conda config --set channel_priority strict
-          conda create -n docs python=3.9 rasterio xarray scipy pyproj pandoc
+          conda create -n docs python=3.10 rasterio xarray scipy pyproj pandoc
           source activate docs
           python -m pip install -e .[doc]
           sphinx-build -b html docs/ docs/_build/

.github/workflows/release.yaml

@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Install dependencies
         run: |

.github/workflows/tests.yaml

@@ -32,26 +32,26 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11']
+        python-version: ['3.10', '3.11', '3.12']
         rasterio-version: ['']
         xarray-version: ['']
         pandas-version: ['']
         run-with-scipy: ['YES']
         gdal-version: ['3.6.4']
         include:
-          - python-version: '3.9'
+          - python-version: '3.10'
             rasterio-version: ''
             xarray-version: '==0.17'
             pandas-version: '<2'
             run-with-scipy: 'YES'
             gdal-version: '3.4.3'
-          - python-version: '3.9'
+          - python-version: '3.10'
             rasterio-version: '==1.2.1'
             xarray-version: ''
             pandas-version: ''
             run-with-scipy: 'YES'
             gdal-version: '3.5.3'
-          - python-version: '3.9'
+          - python-version: '3.10'
             rasterio-version: ''
             xarray-version: ''
             pandas-version: ''
@@ -108,7 +108,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.9', '3.10', '3.11']
+        python-version: ['3.10', '3.11', '3.12']
         rasterio-version: ['*']
         xarray-version: ['*']
         run-with-scipy: ['YES']
@@ -142,15 +142,15 @@ jobs:
           conda info
 
       - name: pylint
-        if: matrix.python-version == '3.9'
+        if: matrix.python-version == '3.10'
         shell: bash
         run: |
           source activate test
           pylint rioxarray/
 
       - name: mypy
         shell: bash
-        if: matrix.python-version == '3.9'
+        if: matrix.python-version == '3.10'
         run: |
           source activate test
           mypy rioxarray/
@@ -181,15 +181,15 @@ jobs:
       - name: Setup Conda
         uses: s-weigand/setup-conda@v1
         with:
-          python-version: 3.9
+          python-version: 3.10
           conda-channels: conda-forge
 
       - name: Install Env
         shell: bash
         run: |
           conda config --prepend channels conda-forge
           conda config --set channel_priority strict
-          conda create -n test python=3.9 proj libgdal cython netcdf4
+          conda create -n test python=3.10 proj libgdal cython netcdf4
           source activate test
           python -m pip install \
             --index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple \

CONTRIBUTING.rst

@@ -135,7 +135,7 @@ Before you submit a pull request, check that it meets these guidelines:
 2. If the pull request adds functionality, the docs should be updated. Put
    your new functionality into a function with a docstring, and add the
    feature to the list in README.rst.
-3. The pull request should work for Python 3.9-3.11.
+3. The pull request should work for Python 3.10-3.12.
 
 Tips
 ----

Dockerfile

@@ -1,6 +1,6 @@
 ARG GDAL=ubuntu-full-3.6.4
 FROM ghcr.io/osgeo/gdal:${GDAL}
-ARG PYTHON_VERSION="3.9"
+ARG PYTHON_VERSION="3.10"
 ENV LANG="C.UTF-8"
 ENV LC_ALL="C.UTF-8"
 ENV PIP_NO_BINARY="rasterio"

appveyor.yml

@@ -4,7 +4,7 @@
 
 environment:
   matrix:
-    - PYTHON_VERSION: "3.9"
+    - PYTHON_VERSION: "3.10"
       MINICONDA: "C:\\Miniconda3-x64"
 
 install:

mypy.ini

@@ -1,5 +1,5 @@
 [mypy]
-python_version = 3.9
+python_version = 3.10
 
 [mypy-affine]
 ignore_missing_imports = True

rioxarray/_io.py

@@ -306,14 +306,14 @@ def __init__(
         self.mask_and_scale = mask_and_scale
 
         # cannot save riods as an attribute: this would break pickleability
-        riods = _ensure_warped_vrt(manager.acquire(), vrt_params)
-        self.vrt_params = vrt_params
-        self._shape = (riods.count, riods.height, riods.width)
-
-        self._dtype = None
-        self._unsigned_dtype = None
-        self._fill_value = riods.nodata
-        dtypes = riods.dtypes
+        with _ensure_warped_vrt(manager.acquire(), vrt_params) as riods:
+            self.vrt_params = vrt_params
+            self._shape = (riods.count, riods.height, riods.width)
+
+            self._dtype = None
+            self._unsigned_dtype = None
+            self._fill_value = riods.nodata
+            dtypes = riods.dtypes
         if not numpy.all(numpy.asarray(dtypes) == dtypes[0]):
             raise ValueError("All bands should have the same dtype")
 
@@ -424,26 +424,28 @@ def _getitem(self, key):
             out = numpy.zeros(shape, dtype=self.dtype)
         else:
             with self.lock:
-                riods = _ensure_warped_vrt(
+                with _ensure_warped_vrt(
                     self.manager.acquire(needs_lock=False), self.vrt_params
-                )
-                out = riods.read(band_key, window=window, masked=self.masked)
-                if self._unsigned_dtype is not None:
-                    out = out.astype(self._unsigned_dtype)
-                if self.masked:
-                    out = numpy.ma.filled(out.astype(self.dtype), self.fill_value)
-                if self.mask_and_scale:
-                    if not isinstance(band_key, Iterable):
-                        out = (
-                            out * riods.scales[band_key - 1]
-                            + riods.offsets[band_key - 1]
-                        )
-                    else:
-                        for iii, band_iii in enumerate(numpy.atleast_1d(band_key) - 1):
-                            out[iii] = (
-                                out[iii] * riods.scales[band_iii]
-                                + riods.offsets[band_iii]
+                ) as riods:
+                    out = riods.read(band_key, window=window, masked=self.masked)
+                    if self._unsigned_dtype is not None:
+                        out = out.astype(self._unsigned_dtype)
+                    if self.masked:
+                        out = numpy.ma.filled(out.astype(self.dtype), self.fill_value)
+                    if self.mask_and_scale:
+                        if not isinstance(band_key, Iterable):
+                            out = (
+                                out * riods.scales[band_key - 1]
+                                + riods.offsets[band_key - 1]
                             )
+                        else:
+                            for iii, band_iii in enumerate(
+                                numpy.atleast_1d(band_key) - 1
+                            ):
+                                out[iii] = (
+                                    out[iii] * riods.scales[band_iii]
+                                    + riods.offsets[band_iii]
+                                )
 
         if squeeze_axis:
             out = numpy.squeeze(out, axis=squeeze_axis)

setup.cfg

@@ -17,9 +17,9 @@ classifiers =
     Operating System :: OS Independent
     Topic :: Scientific/Engineering :: GIS
     Programming Language :: Python
-    Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
+    Programming Language :: Python :: 3.12
     Programming Language :: Python :: 3
     Topic :: Software Development :: Libraries :: Python Modules
     Typing :: Typed
@@ -30,7 +30,7 @@ download_url = http://python.org/pypi/rioxarray
 packages = find:
 zip_safe = False # https://mypy.readthedocs.io/en/stable/installed_packages.html
 include_package_data = True
-python_requires = >=3.9
+python_requires = >=3.10
 install_requires =
     packaging
     rasterio>=1.2