Update ci.yml

.github/workflows/ci.yml

@@ -21,17 +21,10 @@ jobs:
         include:
 
         - name: Tests Python 3.12 - Ubuntu
-          # Doctests are run only for most recent Python (see noxfile.py)
           os: ubuntu-latest
           python-version: '3.13'
 
-        - name: Tests, Python 3.12 - MacOS
-          os: macos-latest
-          python-version: '3.12'
-
-        - name: Python 3.12 - Windows
-          os: windows-latest
-          python-version: '3.12'
+
 
 
     steps:
@@ -47,7 +40,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install pytest
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        pip install -r requirements.txt
     
     - name: Test with pytest
       run: |