Trove Classifiers

2026.1.14.14 · active · verified Sat Mar 28

Provides the canonical set of classifiers for PyPI, enabling validation and categorization of Python projects. Current version: 2026.1.14.14. Maintained with regular updates to reflect the latest standards and additions in Python packaging.

Warnings

breaking The 'deprecated_classifiers' dictionary may change in future versions, potentially affecting code that relies on specific deprecated classifiers.
Fix: Regularly review the 'deprecated_classifiers' dictionary to ensure compatibility with future versions.

Install

pip install trove-classifiers Install trove-classifiers

Imports

classifiers
```
from trove_classifiers import classifiers
```
Access the set of valid classifiers.
deprecated_classifiers
```
from trove_classifiers import deprecated_classifiers
```
Access the dictionary of deprecated classifiers.

Quickstart

Example usage to validate a classifier.

from trove_classifiers import classifiers

# Check if a classifier is valid
if 'License :: OSI Approved' in classifiers:
    print('Valid classifier')
else:
    print('Invalid classifier')

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