Relax matplotlib requirement, add test for latest version

.github/workflows/python-latest.yml

@@ -0,0 +1,40 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: Python application
+
+on:
+ push:
+   branches: [ "master" ]
+ pull_request:
+   branches: [ "master" ]
+
+jobs:
+  build-latest:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.11"]
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+        cache: 'pip'
+    - name: Display Python version
+      run: python -c "import sys; print(sys.version)"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8 pytest
+        pip install .
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        # flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+    - name: Test with pytest
+      run: |
+        pytest tests/all

requirements.txt

@@ -7,8 +7,7 @@ folium~=0.12.1
 geopy~=1.21.0
 # TODO To be updated?
 Jinja2~=3.1.2
-# TODO To be updated?
-matplotlib~=3.2.1
+matplotlib
 # TODO To be updated?
 missingno~=0.5.2
 numpy~=1.25.2