♻️ use ruff instead of pylint

* upgrade version of github actions checkout task

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/python-publish.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python
       uses: actions/setup-python@v2
       with:

.github/workflows/pylint.yml → .github/workflows/ruff.yml

@@ -1,4 +1,4 @@
-name: Pylint
+name: ruff
 
 on: [push]
 
@@ -7,18 +7,18 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10", "3.12"]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install pylint
+        pip install ruff
         pip install -r requirements.txt
     - name: Analysing the code with pylint
       run: |
-        pylint ./panasonic_viera/__init__.py ./panasonic_viera/__main__.py
+        ruff check .

panasonic_viera/__init__.py

@@ -38,7 +38,8 @@
 DEFAULT_PORT = 55000
 
 BLOCK_SIZE = 16  # Bytes
-pad = lambda s: s + (BLOCK_SIZE - len(s) % BLOCK_SIZE) * chr(0)
+def pad(s):
+    return s + (BLOCK_SIZE - len(s) % BLOCK_SIZE) * chr(0)
 
 class Keys(Enum):
     """Contains all known keys."""

panasonic_viera/__main__.py

@@ -65,7 +65,8 @@ def runsource(code_console, source, filename=None, symbol=None):
                 return False
 
         try:
-            import readline; readline
+            import readline
+            readline
         except ImportError:
             pass
 
@@ -76,7 +77,7 @@ def runsource(code_console, source, filename=None, symbol=None):
         finally:
             sys.ps1, sys.ps2 = ps1, ps2
 
-    def run(self, file_descriptor=None):
+    def run(self, file_descriptor=None):  # noqa: F811
         if file_descriptor is None:
             file_descriptor = sys.stdin
         if file_descriptor.isatty():