Update Python and Panel pins

.github/workflows/build.yaml

@@ -29,7 +29,7 @@ jobs:
       - uses: conda-incubator/setup-miniconda@v2
         with:
           miniconda-version: "latest"
-          python-version: 3.8
+          python-version: 3.9
       - name: Set output
         id: vars
         run: echo "tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT

setup.py

@@ -18,7 +18,7 @@ def get_setup_version(reponame):
     "numpy",
     "bokeh",
     "param >=1.9.0",
-    "panel >=1.2.0",
+    "panel >=1.3.0",
     "pandas",
     "hvplot",
     "holoviews >=1.17.0",
@@ -73,19 +73,18 @@ def get_setup_version(reponame):
     packages=find_packages(),
     provides=["lumen"],
     include_package_data = True,
-    python_requires=">=3.7",
+    python_requires=">=3.9",
     install_requires=dependencies,
     extras_require=extras_require,
     tests_require=extras_require['tests'],
     classifiers=[
         "License :: OSI Approved :: BSD License",
         "Development Status :: 5 - Production/Stable",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Operating System :: OS Independent",
         "Intended Audience :: Science/Research",
         "Intended Audience :: Developers",

tox.ini

@@ -3,7 +3,7 @@
 
 [tox]
 #          python version                     test group                     extra envs  extra commands
-envlist = {py39,py310,py311}-{lint,unit,all,simple}-{default}-{dev,pkg}
+envlist = {py39,py310,py311,py312}-{lint,unit,all,simple}-{default}-{dev,pkg}
 build = wheel
 
 [_simple]