v0.5.0: Elixir 1.19 & Python 3 - Modern Stack Upgrade

🚀 Elixir 1.19 & Python 3 - Modern Stack Upgrade

This major release modernizes Piton to support the latest Elixir ecosystem while dropping legacy dependencies and improving CI/CD automation.

⚠️ Breaking Changes

• Minimum Elixir: ~> 1.19 (was ~> 1.7)
• Minimum OTP: 27 (was 21.0)
• Python 2.x dropped: Python 3.x now required
• Poison removed: Using Elixir's built-in JSON module

✨ What's New

Core Updates

• ✅ Elixir 1.19.2 with OTP 27.1 support
• ✅ Built-in JSON - No external JSON library needed
• ✅ Updated dependencies:
  • erlport 0.10.0 → 0.11.0
  • ex_doc 0.19.1 → 0.39.1
  • earmark 1.2.5 → 1.4.48

CI/CD Automation

• ✅ GitHub Actions CI - Automated testing on every push/PR
• ✅ Auto-publish to Hex.pm - Triggered on release creation
• ✅ Python 3.12 in CI workflows
• ❌ Travis CI removed

Developer Experience

• ✅ asdf support - .tool-versions file included
• ✅ Better documentation - Updated README and new CHANGELOG
• ✅ Modern config - Fixed Mix.Config deprecation warnings

📊 Testing

All 13 tests passing with Elixir 1.19.2, OTP 27.1, and Python 3.12.

Finished in 13.6 seconds
13 tests, 0 failures ✅

🔄 Migration Guide

Upgrade Steps

1. Update your Elixir version to 1.19 or later
2. Ensure Python 3.x is installed (Python 2 no longer supported)
3. Update your mix.exs:

   {:piton, "~> 0.5.0"}

4. If using Poison for JSON, switch to Elixir's built-in JSON module:

   # Old
   Poison.encode!(data)
   Poison.decode!(json)
   
   # New
   JSON.encode!(data)
   JSON.decode!(json)

For Development

# Using asdf
asdf install

# Create Python venv for tests
python3 -m venv test/venv

# Run tests
mix test

📝 Full Changelog

See CHANGELOG.md for complete details.

🙏 Notes

This is a breaking release due to updated minimum requirements. However, the API remains compatible - only the runtime requirements have changed.

If you need Python 2 support or older Elixir versions, please continue using v0.4.0.