Try to fix coverage upload

.github/workflows/pythonpackage.yml

@@ -66,7 +66,7 @@ jobs:
           pytest --cov=devolo_plc_api
       - name: Preserve coverage
         uses: actions/[email protected]
-        if: matrix.python-version == '3.8'
+        if: matrix.python-version == '3.9'
         with:
           name: coverage
           path: .coverage
@@ -81,7 +81,7 @@ jobs:
       - name: Set up Python
         uses: actions/[email protected]
         with:
-          python-version: "3.8"
+          python-version: "3.9"
       - name: Download coverage
         uses: actions/[email protected]
         with:

tests/test_deviceapi.py

@@ -1,6 +1,7 @@
 """Test communicating with a the device API."""
 from __future__ import annotations
 
+import sys
 from http import HTTPStatus
 from typing import TYPE_CHECKING
 
@@ -49,6 +50,7 @@ def test_feature(self, device_api: DeviceApi):
         assert device_api.features == ["reset", "update", "led", "intmtg"]
 
     @pytest.mark.asyncio
+    @pytest.mark.skipif(sys.version_info < (3, 9), reason="Tests with httpx_mock need at least Python 3.9")
     @pytest.mark.parametrize("device_type", [DeviceType.PLC])
     @pytest.mark.usefixtures("block_communication", "service_browser")
     @pytest.mark.httpx_mock(can_send_already_matched_responses=True)

tests/test_plcnetapi.py

@@ -1,4 +1,5 @@
 """Test communicating with a the plcnet API."""
+import sys
 from http import HTTPStatus
 
 import pytest
@@ -20,6 +21,7 @@ class TestPlcApi:
     """Test devolo_plc_api.plcnet_api.plcnetapi.PlcNetApi class."""
 
     @pytest.mark.asyncio
+    @pytest.mark.skipif(sys.version_info < (3, 9), reason="Tests with httpx_mock need at least Python 3.9")
     @pytest.mark.parametrize("device_type", [DeviceType.PLC])
     @pytest.mark.usefixtures("block_communication", "service_browser")
     @pytest.mark.httpx_mock(can_send_already_matched_responses=True)