pathlib and File Workflows
Read, write, copy, scan, and transform files safely with Python.
JSON, YAML, Env, and Config
Load and validate config for automation, AI apps, and server services.
argparse and CLI Design
Build predictable command-line tools with flags, subcommands, dry runs, and useful errors.
CSV and Tabular Files
Read, validate, transform, and write common tabular files safely.
Environment Variables
Use environment variables for deployment-specific configuration without hard-coding secrets.