e2nIEE/pandapower
Dec 2024 – Sep 2025
6 Months active
Languages Used
PythonrstJSON
Technical Skills
RefactoringSoftware DevelopmentTestingData ConversionNetwork AnalysisPython Development
Marie Fischer
PROFILE
Marie Fischer
Marie Fischer contributed to the e2nIEE/pandapower repository by developing and refining features for power systems modeling and data conversion. She enhanced the conversion pipeline to standardize attribute mapping and improved the handling of partial loads, local voltage control, and geospatial data propagation. Using Python and JSON, Marie applied object-oriented programming and robust refactoring to increase data consistency and reliability across evolving grid formats. Her work addressed edge cases in controller initialization, ensured compatibility with new data structures, and reduced runtime errors. These engineering efforts resulted in more maintainable code, smoother upgrades, and improved accuracy for power systems analysis workflows.
Overall Statistics
Feature vs Bugs
54%Features
Repository Contributions
18Total
Bugs
6
Commits
18
Features
7
Lines of code
76,279
Activity Months6
Your Network
31 people
Work History
September 2025
5 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for e2nIEE/pandapower: Key feature delivered includes ElmLodlvp partial loads handling and related improvements (import, conversion, tests, and local voltage control) with a robust Scene Controller for local voltage management. Night storage heater support modeled as ElmLodlvp with proper MW scaling. Major fixes include edge-case handling for line section coordinates when coordinates are missing, robust parent load referencing in the converter, and a changelog update. Expanded test coverage for partial loads conversion (PF2pp) and related refactoring to improve reliability.
5 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for e2nIEE/pandapower: Key feature delivered includes ElmLodlvp partial loads handling and related improvements (import, conversion, tests, and local voltage control) with a robust Scene Controller for local voltage management. Night storage heater support modeled as ElmLodlvp with proper MW scaling. Major fixes include edge-case handling for line section coordinates when coordinates are missing, robust parent load referencing in the converter, and a changelog update. Expanded test coverage for partial loads conversion (PF2pp) and related refactoring to improve reliability.
September 2025
June 2025
1 Commits • 1 Features
Jun 1, 2025Month: 2025-06 — Concise monthly summary focusing on key accomplishments, major fixes, and overall impact. Highlighted work on the pandapower conversion pipeline for e2nIEE/pandapower, including refactoring and data attribute standardization to improve data consistency and business value.
June 2025
1 Commits • 1 Features
Jun 1, 2025Month: 2025-06 — Concise monthly summary focusing on key accomplishments, major fixes, and overall impact. Highlighted work on the pandapower conversion pipeline for e2nIEE/pandapower, including refactoring and data attribute standardization to improve data consistency and business value.
May 2025
3 Commits • 1 Features
May 1, 2025May 2025 monthly summary for e2nIEE/pandapower focusing on feature delivery and stability improvements. Highlights include a library-wide refactor groundwork via Grid JSON format update and targeted tutorial data-conversion robustness fixes.
3 Commits • 1 Features
May 1, 2025May 2025 monthly summary for e2nIEE/pandapower focusing on feature delivery and stability improvements. Highlights include a library-wide refactor groundwork via Grid JSON format update and targeted tutorial data-conversion robustness fixes.
May 2025
April 2025
6 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary for e2nIEE/pandapower: Delivered a more robust Controller architecture with explicit naming and safer kwargs handling, enhanced initialization robustness across TrafoController and related controllers, improved data loading compatibility for evolving JSON network formats, and fixed vm_pu handling edge cases when using DiscreteTapController from from_tap_step_percent. These changes reduce runtime errors, simplify maintenance, and improve reliability for transformer control workflows, enabling smoother onboarding of future features and data evolutions.
April 2025
6 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary for e2nIEE/pandapower: Delivered a more robust Controller architecture with explicit naming and safer kwargs handling, enhanced initialization robustness across TrafoController and related controllers, improved data loading compatibility for evolving JSON network formats, and fixed vm_pu handling edge cases when using DiscreteTapController from from_tap_step_percent. These changes reduce runtime errors, simplify maintenance, and improve reliability for transformer control workflows, enabling smoother onboarding of future features and data evolutions.
January 2025
1 Commits
Jan 1, 2025January 2025 monthly summary for e2nIEE/pandapower. Focused on correcting geodata handling in the PowerFactory converter to ensure accurate geospatial attributes for auxiliary buses created via create_zpu, create_sind, and create_scap. The fix improves data integrity for geodata propagation and reduces downstream inconsistencies when modeling electrical networks with auxiliary elements. After applying the fix, the converter now preserves geographical information for auxiliary network elements across creation flows, increasing reliability for geospatial analyses and planning workflows.
1 Commits
Jan 1, 2025January 2025 monthly summary for e2nIEE/pandapower. Focused on correcting geodata handling in the PowerFactory converter to ensure accurate geospatial attributes for auxiliary buses created via create_zpu, create_sind, and create_scap. The fix improves data integrity for geodata propagation and reduces downstream inconsistencies when modeling electrical networks with auxiliary elements. After applying the fix, the converter now preserves geographical information for auxiliary network elements across creation flows, increasing reliability for geospatial analyses and planning workflows.
January 2025
December 2024
2 Commits • 1 Features
Dec 1, 2024Month 2024-12 focused on improving deprecation messaging and upgrade readiness for the 3.1.0 release in e2nIEE/pandapower. Delivered clearer user guidance by enhancing deprecation warnings (DeprecationWarning) to reduce confusion and support overhead. Fixed version-related configuration issues for 3.1.0, including robust load element renaming to handle missing columns, and updated tests to reflect the correct current percentage parameter name. These changes improve stability, upgrade resilience, and overall library reliability. Demonstrated Python engineering proficiency with warnings frameworks, targeted refactoring, and test-driven updates, delivering tangible business value through smoother upgrades and clearer developer guidance.
December 2024
2 Commits • 1 Features
Dec 1, 2024Month 2024-12 focused on improving deprecation messaging and upgrade readiness for the 3.1.0 release in e2nIEE/pandapower. Delivered clearer user guidance by enhancing deprecation warnings (DeprecationWarning) to reduce confusion and support overhead. Fixed version-related configuration issues for 3.1.0, including robust load element renaming to handle missing columns, and updated tests to reflect the correct current percentage parameter name. These changes improve stability, upgrade resilience, and overall library reliability. Demonstrated Python engineering proficiency with warnings frameworks, targeted refactoring, and test-driven updates, delivering tangible business value through smoother upgrades and clearer developer guidance.
Activity
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Quality Metrics
Correctness80.6%
Maintainability78.8%
Architecture73.4%
Performance66.6%
AI Usage21.2%
Skills & Technologies
Programming Languages
JSONPythonrst
Technical Skills
API DesignAPI IntegrationClass InheritanceControl SystemsData ConversionData HandlingData conversionDocumentationElectrical grid modelingJSON ParsingNetwork AnalysisObject-Oriented ProgrammingPandapowerPower Systems AnalysisPower Systems Engineering
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