![PyprojectX example
[tool.pyprojectx]
pdm = { requirements = ["pdm==2.9.3"],
post-install = "pw@setup-pre-commit" }
ruff = "ruff==0.0.287"
pre-commit = "pre-commit==3.4.0"
jupyter = ["jupyterlab", "-e ."]
[tool.pyprojectx.aliases]
install = "pdm install"
run = "pdm run"
test = "run pytest tests/unit"
start = "run python -m tests.local_flask"
outdated = "pdm update --outdated"](https://image.slidesharecdn.com/from-java-to-python-231215200807-63faf30d/85/The-story-of-migrating-from-Java-to-Python-24-320.jpg)
The story of migrating from Java to Python
- 1. From Java to Python python.be meetup #5 by Ivo Houbrechts
- 5. Love at first sight
- 7. Python for AWS Lambda IncomparisonwithJavaandJavaScript: Betterlibrarysupport Boto3 LambdaPowertools Contractfirstdevelopment OpenAPI/Swagger Connexion+Flask+ServerlessWSGI
- 8. A unique chance to compare Distributedtracingimplementation ImplementedinJava,JavaScriptandPython Samefunctionality SlightlymorefeaturesinPython
- 9. The verdict from SonarQube Python JavaScript Java LoC 223 249 754 Cyclomatic Complexity 42 48 92 CognitiveComplexity 27 30 37
- 10. The rocky road
- 12. The preparation
- 14. Search Libraries AWSspecific Boto3 LambdaPowertools PynamoDB General Connexion Flask ServerlessWSGI
- 15. Migrate custom AWS library SmallJavaScriptlibrary Helpersforeventhandling APIGateway S3 SQS Utilityfunctions
- 16. Team Onboarding
- 20. How do others solve this? installtoolsasdevdependencies impactonruntimedependencies downgradeofdependenciesatbest versionconflictsatworst f.e.AWSSAMnotcompatiblewithboto3 docker notdeveloperfriendly doesnotplaywellwithIDEs
- 21. PyprojectX: the deal maker
- 22. What we learned from Gradle OnlydependsontheJavaruntime Don'trelyonlocallyinstalledtools;tools changeovertime! Useawrapperscript Downloadthecorrectversionifnotpresent Don'tpolluteyourlocalenvironment Storemostintheprojectdirectory
- 24. PyprojectX example [tool.pyprojectx] pdm = { requirements = ["pdm==2.9.3"], post-install = "pw@setup-pre-commit" } ruff = "ruff==0.0.287" pre-commit = "pre-commit==3.4.0" jupyter = ["jupyterlab", "-e ."] [tool.pyprojectx.aliases] install = "pdm install" run = "pdm run" test = "run pytest tests/unit" start = "run python -m tests.local_flask" outdated = "pdm update --outdated"
- 25. PyprojectX Demo $ ./pw --info $ ./pw install $ ./pw i $ ./pw start $ cd tests/unit $ ../../pw run pytest $ ./pw pdm add requests $ px run pytest
- 26. But still...
- 27. 'pip install pdm==2.5.3' != 'pip install pdm==2.5.3' Releasesofdownstreamdependenciescanbreaka Pythontool🤯 ...anddockerwon't(always)solvethisforyou😭 SeePDMissue1883
- 30. Questions?