Python automation for platform engineers and SREs — from first script to production-grade automation tools.https://python.bradpenney.io/ Brad Penneyen Sun, 14 Jun 2026 01:57:30 -0000 Sun, 14 Jun 2026 01:57:30 -0000 1440 MkDocs RSS plugin - v1.19.0 https://python.bradpenney.io/images/exploring_python.png https://python.bradpenney.io/ Python automation for platform engineers and SREs — task-first guides for health checking, log parsing, config comparison, fleet operations, and more. https://python.bradpenney.io/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/ Compare JSON and YAML configuration files programmatically — catch config drift after deployments, verify running state against expected, and surface exactly what changed. https://python.bradpenney.io/day_one/comparing_configs/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/comparing_configs/ Write a Python health-check poller that distinguishes connection errors from HTTP errors, handles timeouts, and exits cleanly for use in deployment pipelines. https://python.bradpenney.io/day_one/health_check/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/health_check/ Python automation for platform engineers who know bash — task-first guides for health checking, log parsing, config comparison, and fleet operations. https://python.bradpenney.io/day_one/overview/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/overview/ Use Python to parse application log files — count errors by component, find when errors started, and understand failure patterns that grep alone can't surface. https://python.bradpenney.io/day_one/parsing_logs/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/parsing_logs/ Loop over a server inventory in Python, run checks across your fleet, collect per-server results, and produce a clear pass/fail report — with proper failure handling. https://python.bradpenney.io/day_one/run_everywhere/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/run_everywhere/ Production safety rules for Python automation — no hardcoded credentials, no shell injection, always build dry-run first, and never let exceptions fail silently. https://python.bradpenney.io/day_one/safety_guide/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/safety_guide/ How to install Python correctly on Linux and macOS, why you must use virtual environments (venv), and how to set up your scratchpad for testing automation ideas. https://python.bradpenney.io/day_one/setup/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/setup/ A practical decision framework for platform engineers: when to stay in bash, when to switch to Python, and what the real differences look like in practice. https://python.bradpenney.io/day_one/why_python/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/why_python/ Migrate an unwieldy bash deployment script to Python using subprocess — keep running shell commands while gaining proper error handling, logging, and readable control flow. https://python.bradpenney.io/day_one/wrapping_bash/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/day_one/wrapping_bash/ Load API keys, passwords, and tokens in Python automation scripts using environment variables, .env files, and secrets stores — without hardcoding anything. https://python.bradpenney.io/essentials/env_and_secrets/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/essentials/env_and_secrets/ Read, modify, and generate Kubernetes manifests and other YAML files in Python using PyYAML — including multi-document YAML, safe loading, and common pitfalls. https://python.bradpenney.io/essentials/yaml/ Sun, 14 Jun 2026 01:56:53 -0300 Exploring Pythonhttps://python.bradpenney.io/essentials/yaml/