Require Python 3.10+, closes #18

Author: davidmezzetti

.github/workflows/build.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Install Python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.9
+          python-version: "3.10"
 
       - name: Install dependencies - Windows
         run: |

README.md

@@ -44,16 +44,14 @@ The easiest way to install is via pip and PyPI
 pip install txtmarker
 ```
 
-Python 3.9+ is supported. Using a Python [virtual environment](https://docs.python.org/3/library/venv.html) is recommended.
+Python 3.10+ is supported. Using a Python [virtual environment](https://docs.python.org/3/library/venv.html) is recommended.
 
 txtmarker can also be installed directly from GitHub to access the latest, unreleased features.
 
 ```
 pip install git+https://github.com/neuml/txtmarker
 ```
 
-Python 3.9+ is supported
-
 ## Examples
 
 The examples directory has a series of examples and notebooks giving an overview of txtmarker. See the list of notebooks below.

setup.py

@@ -21,7 +21,7 @@
     packages=find_packages(where="src/python"),
     package_dir={"": "src/python"},
     keywords="pdf highlight text search",
-    python_requires=">=3.9",
+    python_requires=">=3.10",
     install_requires=["pdfminer.six>=20201018", "pdf-annotate>=0.11.0"],
     classifiers=[
         "License :: OSI Approved :: Apache Software License",