mertefesensoy

mertefesensoy/FlyBatch

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

34 good first / help-wanted issues · Python · last activity Oct 20, 2026

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c89 cobol computational-neuroscience connectome deterministic-simulation drosophila hercules jcl mainframe mvs mvs38j s390x softfloat spiking-neural-network tk5

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34 Open Issues Need Help Last updated: Oct 20, 2026

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Stale comments about network fixtures in the Makefile and tools/fixtures.py 5 days ago

documentation good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Add a skip link to the Pages site 5 days ago

accessibility good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

REPLICATING.md and docs/testers.md: say that Windows builds need Git Bash or MSYS2 and a short path 5 days ago

documentation good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

docs/lab.md does not say where GCCMVS and JCC come from 5 days ago

documentation help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Try the MVS rung on TK4- or MVS/CE, and report which TK5 assumptions break 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Build and test with clang on Linux x86-64, and report 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

No platform setting for arm64 or macOS, and a CI runner for one 5 days ago

enhancement help wanted proposal

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: rung R3, Linux s390x under QEMU (best effort, needs a lab) 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: rung R4, MVS 3.8j (TK5) under Hercules (best effort, needs a lab) 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: a first-time contributor reads CONTRIBUTING.md and docs/testers.md 5 days ago

help wanted good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Task A on Windows x86-64 with Python 3.14 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Linux arm64, what the build does today 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: macOS on Apple silicon (arm64), what the build does today 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Task A on macOS on Intel x86-64 with Apple clang 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Task A on Linux x86-64 with clang 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Task A on Linux x86-64, a distribution other than Ubuntu 26.04 5 days ago

help wanted good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Task A on Windows x86-64 with a current MSYS2 MinGW-w64 gcc 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: Task A on Windows x86-64 with MinGW.org gcc 6.3.0 5 days ago

help wanted good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester matrix: try FlyBatch on one setup and report what happens 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

A null-model control: ACC-1 on a degree-preserving rewired copy of the 501-neuron network 5 days ago

help wanted proposal

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

An accessibility audit of the Pages site 5 days ago

accessibility help wanted good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

docs/testers.md: say where the 19 fingerprints are printed, and how to check digests without sha256sum 5 days ago

documentation good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

The implementation-doc template carries two em dashes 5 days ago

documentation good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

docs/README.md misstates the specification's size and what docs/media holds 5 days ago

documentation good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Widen the VL-145 GCCMVS reproducer to other sizes and constants 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Re-run Shiu et al.'s protocol in a brian2 environment and compare with the committed curve 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Run the R2b network regeneration recipe end to end, and report 5 days ago

help wanted

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Review the stimulus and readout cell-type mapping against MaleCNS v1.0 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

ACC-6's Hercules CPU clock is PowerShell-only 5 days ago

enhancement help wanted proposal

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

`prep/extract.py --acc1` stores the network path as given, not repository-relative 5 days ago

bug good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Compile-only probe of the engine with tcc, Open Watcom or MSVC 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: a mainframe or Hercules hobbyist reads the MVS material 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: a computational neuroscientist reads the limits and the FAQ 5 days ago

help wanted question

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5

Tester cell: rung R0 only, with Python and git and nothing else 5 days ago

help wanted good first issue

mertefesensoy/FlyBatch

0

The Drosophila sugar-to-feeding circuit (501 neurons, MaleCNS v1.0) in a C89 engine with a COBOL driver, with identical fingerprints from x86-64 to MVS 3.8j. No IBM Z hardware used: the project does not have IBM Z access yet. MVS and s390x results are emulated (Hercules, QEMU).

Python

#c89#cobol#computational-neuroscience#connectome#deterministic-simulation#drosophila#hercules#jcl#mainframe#mvs#mvs38j#s390x#softfloat#spiking-neural-network#tk5