Add .gitignore file for Python project

.gitignore

@@ -0,0 +1,42 @@
+# Python bytecode files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Distribution / packaging
+dist/
+build/
+*.egg-info/
+*.egg
+
+# Virtual environments
+venv/
+env/
+.venv/
+.env/
+
+# Testing
+.pytest_cache/
+.coverage
+htmlcov/
+.tox/
+.nox/
+.hypothesis/
+
+# IDE specific files
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# OS specific files
+.DS_Store
+Thumbs.db
+
+# Project specific
+output/
+*.log
+.openai_api_key
+
+# Faster Whisper model cache
+.cache/