Python 3.13 Support

.github/workflows/docs-conda.yml

@@ -27,6 +27,8 @@ jobs:
           - python-version: 3.11
             os: macOS
           - python-version: 3.12
+            os: Windows
+          - python-version: 3.13
             os: macOS
 
     steps:

.github/workflows/docs.yml

@@ -27,10 +27,10 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.10', 3.11]
+        python-version: ['3.10', 3.11, 3.12]
         check-links: [false]
         include:
-          - python-version: 3.12
+          - python-version: 3.13
             check-links: true
     outputs:
       doc-version: ${{ steps.build-docs.outputs.doc-version }}
@@ -72,7 +72,7 @@ jobs:
     - name: Download doc build
       uses: actions/download-artifact@v4
       with:
-        name: Linux-3.11-docs
+        name: Linux-3.13-docs
         path: ./docs/build/html
 
     # This overrides the version "dev" with the proper version if we're building off a

.github/workflows/tests-conda.yml

@@ -28,11 +28,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.10', 3.12]
+        python-version: ['3.10', 3.13]
         os: [macOS, Windows]
         include:
           - python-version: 3.11
             os: Windows
+          - python-version: 3.12
+            os: macOS
 
     steps:
     - name: Checkout source

.github/workflows/tests-pypi.yml

@@ -25,7 +25,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.10', 3.11, 3.12]
+        python-version: ['3.10', 3.11, 3.12, 3.13]
         dep-versions: [Latest]
         no-extras: ['']
         include:
@@ -34,7 +34,7 @@ jobs:
           - python-version: '3.10'
             dep-versions: Minimum
             no-extras: 'No Extras'
-          - python-version: 3.12
+          - python-version: 3.13
             dep-versions: Latest
             no-extras: 'No Extras'
 

.github/workflows/unstable-builds.yml

@@ -33,7 +33,7 @@ jobs:
         need-extras: true
         type: test
         version-file: Prerelease
-        python-version: 3.12
+        python-version: 3.13
 
     - name: Run tests
       id: tests
@@ -72,7 +72,7 @@ jobs:
       with:
         type: doc
         version-file: Prerelease
-        python-version: 3.12
+        python-version: 3.13
 
     - name: Build docs
       id: build

ci/requirements.txt

@@ -2,7 +2,7 @@ matplotlib==3.9.2
 numpy==2.1.3
 pandas==2.2.3
 pooch==1.8.2
-pint==0.24.3
+pint==0.24.4
 pyproj==3.7.0
 scipy==1.14.1
 traitlets==5.14.3

docs/conf.py

@@ -519,12 +519,15 @@ def linkcode_resolve(domain, info):
     else:
         linespec = ""
 
-    fn = os.path.relpath(fn, start=os.path.dirname(metpy.__file__))
-
-    if "+" in metpy.__version__:
-        return f"https://github.com/Unidata/MetPy/blob/main/src/metpy/{fn}{linespec}"
+    if 'metpy' in fn:
+        fn = os.path.relpath(fn, start=os.path.dirname(metpy.__file__))
+
+        if "+" in metpy.__version__:
+            return f"https://github.com/Unidata/MetPy/blob/main/src/metpy/{fn}{linespec}"
+        else:
+            return (
+                f"https://github.com/Unidata/MetPy/blob/"
+                f"v{metpy.__version__}/src/metpy/{fn}{linespec}"
+            )
     else:
-        return (
-            f"https://github.com/Unidata/MetPy/blob/"
-            f"v{metpy.__version__}/src/metpy/{fn}{linespec}"
-        )
+        return None

pyproject.toml

@@ -17,6 +17,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Scientific/Engineering",
     "Topic :: Scientific/Engineering :: Atmospheric Science",
     "Intended Audience :: Science/Research",

src/metpy/calc/tools.py

@@ -6,6 +6,7 @@
 import functools
 from inspect import Parameter, signature
 from operator import itemgetter
+import textwrap
 
 import numpy as np
 
@@ -982,32 +983,35 @@ def wrapper(f, **kwargs):
 
 def _add_grid_params_to_docstring(docstring: str, orig_includes: dict) -> str:
     """Add documentation for some dynamically added grid parameters to the docstring."""
-    other_params = docstring.find('Other Parameters')
-    blank = docstring.find('\n\n', other_params)
+    other_params = 'Other Parameters'
+    other_ind = docstring.find(other_params)
+    indent = docstring.find('-', other_ind) - other_ind - len(other_params) - 1  # -1 for \n
+    blank = docstring.find('\n\n', other_ind)
 
     entries = {
         'longitude': """
-    longitude : `pint.Quantity`, optional
-        Longitude of data. Optional if `xarray.DataArray` with latitude/longitude coordinates
-        used as input. Also optional if parallel_scale and meridional_scale are given. If
-        otherwise omitted, calculation will be carried out on a Cartesian, rather than
-        geospatial, grid. Keyword-only argument.""",
+longitude : `pint.Quantity`, optional
+    Longitude of data. Optional if `xarray.DataArray` with latitude/longitude coordinates
+    used as input. Also optional if parallel_scale and meridional_scale are given. If
+    otherwise omitted, calculation will be carried out on a Cartesian, rather than
+    geospatial, grid. Keyword-only argument.""",
         'latitude': """
-    latitude : `pint.Quantity`, optional
-        Latitude of data. Optional if `xarray.DataArray` with latitude/longitude coordinates
-        used as input. Also optional if parallel_scale and meridional_scale are given. If
-        otherwise omitted, calculation will be carried out on a Cartesian, rather than
-        geospatial, grid. Keyword-only argument.""",
+latitude : `pint.Quantity`, optional
+    Latitude of data. Optional if `xarray.DataArray` with latitude/longitude coordinates
+    used as input. Also optional if parallel_scale and meridional_scale are given. If
+    otherwise omitted, calculation will be carried out on a Cartesian, rather than
+    geospatial, grid. Keyword-only argument.""",
         'crs': """
-    crs : `pyproj.crs.CRS`, optional
-        Coordinate Reference System of data. Optional if `xarray.DataArray` with MetPy CRS
-        used as input. Also optional if parallel_scale and meridional_scale are given. If
-        otherwise omitted, calculation will be carried out on a Cartesian, rather than
-        geospatial, grid. Keyword-only argument."""
+crs : `pyproj.crs.CRS`, optional
+    Coordinate Reference System of data. Optional if `xarray.DataArray` with MetPy CRS
+    used as input. Also optional if parallel_scale and meridional_scale are given. If
+    otherwise omitted, calculation will be carried out on a Cartesian, rather than
+    geospatial, grid. Keyword-only argument."""
     }
 
     return ''.join([docstring[:blank],
-                    *(entries[p] for p, included in orig_includes.items() if not included),
+                    *(textwrap.indent(entries[p], ' ' * indent)
+                      for p, included in orig_includes.items() if not included),
                     docstring[blank:]])