feat: Migrate from Bash to Python (#12)

.pre-commit-config.yaml

@@ -0,0 +1,7 @@
+repos:
+  - repo: https://github.com/psf/black
+    rev: 24.4.2
+    hooks:
+      - id: black
+        name: Python black
+        language_version: python3.12

.pre-commit-hooks.yaml

@@ -1,7 +1,7 @@
 - id: circleci_validate
   name: Validate CircleCI config
   description: This hook validates CircleCI config
-  entry: circleci_validate.sh
-  language: script
+  entry: circleci-validate
+  language: python
   files: .circleci/.*.yml
   pass_filenames: false

circleci_validate.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+
+import os
+import subprocess
+import sys
+import shutil
+
+
+def main():
+    # Check if running in CircleCI environment
+    if os.getenv("CIRCLECI"):
+        print("Circleci environment detected, skipping validation.")
+        sys.exit(0)
+
+    # Check if CircleCI CLI is installed
+    if not shutil.which("circleci"):
+        print(
+            "Circleci CLI could not be found. Install the latest CLI version https://circleci.com/docs/2.0/local-cli/#installation"
+        )
+        sys.exit(1)
+
+    # Validate CircleCI config
+    try:
+        command = ["circleci", "config", "validate"] + sys.argv[1:]
+        result = subprocess.run(command, capture_output=True, text=True)
+        result.check_returncode()
+        print("CircleCI Configuration Passed Validation.")
+    except subprocess.CalledProcessError as e:
+        print("CircleCI Configuration Failed Validation.")
+        print(e.stderr)
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()

setup.py

@@ -0,0 +1,13 @@
+from setuptools import setup, find_packages
+
+setup(
+    name="pre_commit_circleci",
+    version="0.1.0",
+    packages=find_packages(),
+    py_modules=["circleci_validate"],
+    entry_points={
+        "console_scripts": [
+            "circleci-validate=circleci_validate:main",
+        ],
+    },
+)