Modernize: Add pre-commit, ruff linting and formatting, remove python 2 support

.github/workflows/ci.yml

@@ -3,21 +3,41 @@
 
 name: Python package
 
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
+on: [push, pull_request]
 
 jobs:
-  test:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v3
+      - uses: pre-commit/[email protected]
+  build:
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-20.04 # 3.6 is not supported by Ubuntu 22.04
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
 
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install .
+  test:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"] # testcontainers is not supported on <3.9
+    needs: build
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
@@ -34,4 +54,4 @@ jobs:
       run: docker image prune -af
     - name: Test with pytest
       run: |
-        python -m unittest discover -v -s test -p "test*.py"   
+        python -m unittest discover -v -s test -p "test*.py"

.gitignore

@@ -2,4 +2,4 @@
 *.pyc
 build/
 *.egg-info/
-.vscode
+.vscode

.pre-commit-config.yaml

@@ -0,0 +1,15 @@
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+  # Ruff version.
+    rev: v0.9.0
+    hooks:
+      # Run the linter.
+      - id: ruff
+        args: [ --fix ]
+      # Run the formatter.
+      - id: ruff-format

README.md

@@ -6,20 +6,20 @@ A python client library for ChannelFinder.
 
 The python channelfinder client library can be configured by setting up a `channelfinderapi.conf` file in the following locations
 
-`/etc/channelfinderapi.conf`    
-`~/.channelfinderapi.conf`   
-`channelfinderapi.conf`  
+`/etc/channelfinderapi.conf`
+`~/.channelfinderapi.conf`
+`channelfinderapi.conf`
 
-The example preferences:  
+The example preferences:
 
 ```
-cat ~/channelfinderapi.conf  
-[DEFAULT]  
-BaseURL=http://localhost:8080/ChannelFinder  
-username=MyUserName  
-password=MyPassword  
+cat ~/channelfinderapi.conf
+[DEFAULT]
+BaseURL=http://localhost:8080/ChannelFinder
+username=MyUserName
+password=MyPassword
 ```
- 
+
 ## Development
 
 To install with dependancies for testing.
@@ -38,4 +38,4 @@ To run all tests:
 
 ```bash
 python -m unittest discover -v -s test -p "test*.py"
-```
+```

channelfinder/CFDataTypes.py

@@ -10,19 +10,14 @@
 """
 
 
-from ._conf import PYTHON3
-
-if PYTHON3:
-    # cmp function is gone in Python 3.
-    # Define for backward compatibility
-    def cmp(a, b):
-        return (a > b) - (a < b)
+def cmp(a, b):
+    return (a > b) - (a < b)
 
 
 class Channel(object):
     # TODO
     # updated the properties data structure by splitting it into 2 dict
-    
+
     # All the attributes are private and read only in an attempt to make the channel object immutable
     Name = property(lambda self: self.__Name)
     Owner = property(lambda self: self.__Owner)
@@ -42,7 +37,7 @@ def __init__(self, name, owner, properties=None, tags=None):
         self.__Owner = str(owner).strip()
         self.Properties = properties
         self.Tags = tags
-    
+
     ## TODO don't recreate the dictionary with every get
     def getProperties(self):
         """
@@ -85,10 +80,10 @@ def __init__(self, name, owner, value=None):
         self.Value = value
         if self.Value:
             str(value).strip()
-    
-    def __cmp__(self, *arg, **kwargs):  
+
+    def __cmp__(self, *arg, **kwargs):
         if arg[0] is None:
-            return 1      
+            return 1
         return cmp((self.Name, self.Value), (arg[0].Name, arg[0].Value))
 
 
@@ -99,7 +94,7 @@ def __init__(self, name, owner):
         """
         self.Name = str(name).strip()
         self.Owner = str(owner).strip()
-    
+
     def __cmp__(self, *arg, **kwargs):
         if arg[0] is None:
             return 1