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Erik Tollerud

PROFILE

Erik Tollerud

Worked on the astropy/astropy repository to enhance image visualization and normalization workflows, delivering two features over two months. Developed the imshow_simple_norm convenience function, enabling streamlined image display with SimpleNorm normalization in matplotlib, and refactored it for compatibility with ImageNormalize. Improved documentation and changelogs to support user adoption and maintainability. Strengthened the reliability of image normalization by adding type annotations and assertions, increasing static analysis coverage and reducing runtime errors. Focused on robust data validation and unit testing throughout, leveraging Python and type hinting to ensure safer downstream usage and clearer API contracts for image processing and visualization tasks.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

7Total
Bugs
0
Commits
7
Features
2
Lines of code
155
Activity Months2

Work History

May 2026

2 Commits • 1 Features

May 1, 2026

May 2026 monthly summary for astropy/astropy focusing on API reliability and typing improvements in image handling, with enhanced tests and stronger validation.

April 2026

5 Commits • 1 Features

Apr 1, 2026

Monthly summary for 2026-04 focusing on key accomplishments, features delivered, major bug fixes, and impact. Highlights include delivering the Imshow SimpleNorm feature for astropy/astropy to simplify image visualization with SimpleNorm normalization, together with refactoring for compatibility with ImageNormalize and accompanying documentation updates. The work also included addressing improper use of simplenorm to ensure correct normalization behavior, resulting in more robust visualization utilities and better user guidance. The month demonstrates strong collaboration, changelog/documentation improvements, and code quality enhancements that improve user experience and maintainability.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Pythonrst

Technical Skills

Code documentationPythonPython programmingType hintingdata validationdata visualizationdocumentationimage processingmatplotlibtechnical writingtestingunit testingvisualization

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

astropy/astropy

Apr 2026 May 2026
2 Months active

Languages Used

Pythonrst

Technical Skills

PythonPython programmingdata visualizationdocumentationmatplotlibtechnical writing