Python distutils allows users to associate a range of metadata information when packaging and distributing python-based applications or source code.

PropertyPython Distutils (PyPI)
programmingLanguageclassifiers['Programming Language']
applicationCategoryclassifiers['Topic']
downloadUrldownload_url
operatingSystemclassifiers['Operating System']
softwareRequirementsinstall_requires
authorauthor
keywordskeywords
licenselicense
versionVersion
descriptiondescription, long_description
namename
urlurl
emailauthor_email
maintainermaintainer / maintainer_email
developmentStatusclassifiers['Development Status']