update pandas version and python version

Author: chenyangkang

.github/workflows/run_pytest.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.9", "3.10", "3.11"]
     steps:
     - name: Set Swap Space
       uses: pierotofy/set-swap-space@master

requirements.txt

@@ -3,7 +3,7 @@ joblib>=1.3.0
 # h3pandas>=0.2.3
 matplotlib>=3.7.1
 numpy>=1.24.3, <2
-pandas>=1.5.3
+pandas>=2.2.0
 plotly>=5.9.0
 scikit_learn>=1.2.2, <1.6
 # watermark>=2.3.1

setup.py

@@ -28,7 +28,7 @@
     long_description=long_description,
     packages=find_packages(),
     package_dir={"stemflow": "stemflow"},
-    python_requires=">=3.8.0",
+    python_requires=">=3.9.0",
     install_requires=requirements,
     platforms="any",
     keywords=[
@@ -45,10 +45,10 @@
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Programming Language :: Python :: 3",
-        "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 :: Unix",
         "Operating System :: MacOS :: MacOS X",
         "Operating System :: Microsoft :: Windows",