Drop Support for Python 3.7, update Dependencies

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
@@ -37,7 +37,7 @@ jobs:
     - name: Install poetry
       uses: abatilo/actions-poetry@v2
       with:
-        poetry-version: 1.5.1  # 1.6.x+ requires Python 3.8+
+        poetry-version: 1.6.1
     - name: Install project
       run: poetry install --all-extras --only main
     - name: Build project

CONTRIBUTING.md

@@ -1,7 +1,7 @@
 # Development
 
 This project is managed using [Poetry](https://python-poetry.org), a fantastic Python packaging and dependency manager.
-Install the latest version of Poetry before continuing. Development currently requires Python 3.7+.
+Install the latest version of Poetry before continuing. Development currently requires Python 3.8+.
 
 ## Set up
 

README.md

@@ -9,7 +9,7 @@
         <img src="https://github.com/devine-dl/pywidevine/actions/workflows/ci.yml/badge.svg" alt="Build status">
     </a>
     <a href="https://pypi.org/project/pywidevine">
-        <img src="https://img.shields.io/badge/python-3.7%2B-informational" alt="Python version">
+        <img src="https://img.shields.io/badge/python-3.8%2B-informational" alt="Python version">
     </a>
     <a href="https://deepsource.io/gh/devine-dl/pywidevine">
         <img src="https://deepsource.io/gh/devine-dl/pywidevine.svg/?label=active+issues" alt="DeepSource">