sandialabs/pyGSTi
Jun 2025 – Aug 2025
3 Months active
Languages Used
PythonC++NumPy
Technical Skills
Basis ConstructionClass DesignObject-Oriented ProgrammingProperty GettersRefactoringSoftware Development
Nick Koskelo
PROFILE
Nick Koskelo
Over three months, Koskelo contributed to the sandialabs/pyGSTi repository by engineering robust enhancements to state-vector basis dimensionality handling and modernizing space conversion APIs. Using Python, C++, and NumPy, Koskelo refactored core modules to improve model construction reliability, parameterization, and code maintainability. The work included introducing property getters for qudit space introspection, consolidating enum usage for conversion types, and tightening type hinting and test coverage. Koskelo also addressed Python 3.9 compatibility issues and improved code readability through comprehensive refactoring. These efforts resulted in a more stable, maintainable codebase with reduced risk of regressions and clearer instrumentation for users.
Overall Statistics
Feature vs Bugs
71%Features
Repository Contributions
33Total
Bugs
2
Commits
33
Features
5
Lines of code
3,215
Activity Months3
Your Network
171 peopleSame Organization
@illinois.edu157
Shared Repositories
14
Bas NijholtMember
Corey OstroveMember
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Juan G MendozaMember
Jude AlnasMember
liuyichao82Member
omaupinMember
Noah David SiekierskiMember
Noah SiekierskiMember
Work History
August 2025
13 Commits • 1 Features
Aug 1, 2025August 2025 monthly summary for the sandialabs/pyGSTi project. Delivered essential Python 3.9 compatibility fix and a comprehensive code quality/refactor initiative across the pygsti library, establishing stronger maintainability and runtime compatibility while enhancing testing and readability.
13 Commits • 1 Features
Aug 1, 2025August 2025 monthly summary for the sandialabs/pyGSTi project. Delivered essential Python 3.9 compatibility fix and a comprehensive code quality/refactor initiative across the pygsti library, establishing stronger maintainability and runtime compatibility while enhancing testing and readability.
August 2025
July 2025
16 Commits • 2 Features
Jul 1, 2025July 2025 monthly summary for sandialabs/pyGSTi: Implemented API modernization for space conversions, strengthened model construction reliability, and tightened the test suite and code quality. These changes reduce ambiguity in conversion usage, improve robustness when new parameters are added, and increase confidence in releases through stronger tests and typing.
July 2025
16 Commits • 2 Features
Jul 1, 2025July 2025 monthly summary for sandialabs/pyGSTi: Implemented API modernization for space conversions, strengthened model construction reliability, and tightened the test suite and code quality. These changes reduce ambiguity in conversion usage, improve robustness when new parameters are added, and increase confidence in releases through stronger tests and typing.
June 2025
4 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary for sandialabs/pyGSTi: Delivered robust enhancements to state-vector basis dimensionality handling and expanded qudit space introspection APIs. Implemented dimension-consistent constructors, updated basis element and label generation, and added tests to validate behavior. Introduced qudit_labels and qudit_udims getters to expose internal state space dimensions, along with a backward-compatible rename of default_space_for_udim to fdefault_space_for_udim. Performed targeted refactors to centralize dimension-related calls (dim, sizes, elshape), addressing reviewer feedback to improve stability and maintainability. These changes improve correctness of simulations, reduce risk of dimension-related regressions, and provide clearer instrumentation for downstream users.
4 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary for sandialabs/pyGSTi: Delivered robust enhancements to state-vector basis dimensionality handling and expanded qudit space introspection APIs. Implemented dimension-consistent constructors, updated basis element and label generation, and added tests to validate behavior. Introduced qudit_labels and qudit_udims getters to expose internal state space dimensions, along with a backward-compatible rename of default_space_for_udim to fdefault_space_for_udim. Performed targeted refactors to centralize dimension-related calls (dim, sizes, elshape), addressing reviewer feedback to improve stability and maintainability. These changes improve correctness of simulations, reduce risk of dimension-related regressions, and provide clearer instrumentation for downstream users.
June 2025
Activity
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Quality Metrics
Correctness92.2%
Maintainability90.6%
Architecture87.2%
Performance85.2%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++NumPyPython
Technical Skills
API DesignBasis ConstructionBug FixingClass DesignCode CleanupCode CompatibilityCode LintingCode OrganizationCode QualityCode RefactoringData VisualizationDebuggingDocumentation ImprovementEnum UsageError Handling
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline