a bit of cleanup of the pyproject file and workflows.

Author: ChrisBarker-NOAA

.github/workflows/conda_test.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
         matrix:
             os: ["ubuntu-latest", "windows-latest", "macos-latest"]
-            pyver: ["3.9", "3.10", "3.11", "3.12"]
+            pyver: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         fail-fast: false
     steps:
       - uses: actions/checkout@v2
@@ -19,6 +19,7 @@ jobs:
 #          environment-file: environment.yml
           python-version: ${{ matrix.pyver }}
           auto-activate-base: false
+          conda-remove-defaults: true
       - shell: bash -l {0}
         run: |
           conda config --add channels conda-forge
@@ -40,6 +41,7 @@ jobs:
           activate-environment: lint
           python-version: 3.9
           auto-activate-base: false
+          conda-remove-defaults: true
       - shell: bash -l {0}
         run: |
           conda config --add channels conda-forge

pyproject.toml

@@ -8,7 +8,7 @@ dynamic = ["version"]
 description = "Unified API for working with results from (Met/Ocean) models on various grid types"
 readme = "README.rst"
 license = "CC0-1.0"
-requires-python = ">=3.10"
+requires-python = ">=3.9"
 authors = [
     { name = "Chris Barker", email = "chris.barker@noaa.gov"},
     { name = "Jay Hennen", email = "jay.hennen@noaa.gov"},
@@ -33,7 +33,7 @@ include = [
 [tool.ruff]
 builtins = ["ellipsis"]
 # extend-exclude = ["xarray_subset_grid/_version.py"]
-target-version = "py310"
+target-version = "py39"
 # Use a longer line length.
 line-length = 120