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David McDougall

PROFILE

David Mcdougall

Worked on the neuronsimulator/nrn repository to enhance build reliability and integration between NMODL and the Neuron simulator. Developed a feature that configures environment variables in the NMODL transpiler, enabling it to locate Python libraries and modules across platforms. This approach, implemented using CMake and Shell scripting, addressed issues with environment discovery by wiring variable detection directly into the build process. The changes reduced build failures, improved cross-platform compatibility, and streamlined onboarding for new contributors. By focusing on build system configuration and environment variable management, the work strengthened CI reliability and simplified the installation process for the Neuron ecosystem.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
8
Activity Months1

Your Network

80 people

Same Organization

@rit.edu
68
Alex LeuteMember
Alyssa SfravaraMember
Andy MeneelyMember
emeryMember
Andrew IoanoviciuMember
fountaMember
arogoffMember
Boxi Feng (RIT Student)Member
Billy Guzik (RIT Student)Member

Work History

February 2026

1 Commits • 1 Features

Feb 1, 2026

Month: 2026-02 — Focused on improving build reliability and integration between NMODL and the Neuron simulator in the nrn repository. Key feature delivered: NMODL Transpiler Environment Variable Configuration, enabling the transpiler to locate Python libraries and modules by configuring environment variables. This change reduces build failures and smooths cross-platform usage. Major bug fix: nrnivmodl-cmake integration fixes (#3711), specifically wiring environment variable discovery to locate libpython (.so/.dll) and the NMODL Python module. Impact: More robust builds, easier onboarding for new contributors, and fewer environment-related issues during installation and CI. Technologies/skills demonstrated: CMake tooling, Python/C API interop, environment variable handling, cross-platform build considerations. Business value: Accelerates setup, improves reliability in automated pipelines, and strengthens integration with the Neuron ecosystem.

Activity

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Quality Metrics

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

Skills & Technologies

Programming Languages

Shell

Technical Skills

CMakebuild system configurationenvironment variable management

Repositories Contributed To

1 repo

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

neuronsimulator/nrn

Feb 2026 Feb 2026
1 Month active

Languages Used

Shell

Technical Skills

CMakebuild system configurationenvironment variable management