Curated issues

Python Good First Issues

Browse open source issues tagged with Python in the issue metadata. Results stay focused on work that can become public contribution evidence.

Python

What this list is like

Average annotated difficulty: 3.8/5 across 929,576 issues.
11% of 929,576 time estimates are one day or less.

About Python

A general-purpose language from 1991 (Guido van Rossum). Readable by design, and the default choice for data science, machine learning and scripting.

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Retain feasible zero-width box slide bands Open

Difficulty 4/5 3-5 days Newbie friendliness 62/100

personalrobotics/tsr#110 · Opened Sep 21, 2026
Cake GDN frozen-variant lookup matches SCALE on exact float equality, so an equivalent scale expression fails closed Open

needs-triage

Difficulty 3/5 1-2 days Newbie friendliness 68/100

flashinfer-ai/flashinfer#5389 · Opened Sep 21, 2026
[Bug]: Whisper (PyTorch backend) fails on any repeated request when KV block reuse is on: "Request requires multimodal_embed_mask_cumsum for chunked prefill or KV-cache reuse" Open

bug Customized kernels KV-Cache Management Pytorch

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NVIDIA/TensorRT-LLM#19515 · Opened Sep 21, 2026
Feature Request: Reusable Cross-Layer Tensor Sharing for TransformerBlock and HybridStack Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

NVIDIA/Megatron-LM#7565 · Opened Sep 21, 2026
[Bug]: cross Kv sizing with whisper Open

bug KV-Cache Management Pytorch

Difficulty 3/5 1-2 days Newbie friendliness 72/100

NVIDIA/TensorRT-LLM#19514 · Opened Sep 21, 2026
supports_int8_compute() disables native INT8 on MPS unconditionally — torch._int_mm has been implemented for MPS since Aug 14 2026 Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

Comfy-Org/ComfyUI#16458 · Opened Sep 21, 2026
Saved, nestable `DynamicWorkflow` scripts with `agent()`, `parallel()`, `pipeline()` and `workflow()` Open

pydantic/pydantic-ai-harness#1014 · 3 comments · 1 assignee · Opened Sep 21, 2026
ci: investigate intermittent Linux/KVM Ubuntu timesync boot stalls Open

confirmed

microsoft/nvx#170 · 1 assignee · Opened Sep 21, 2026
LLM - Global 'summary prompt' when modified doesnt seem to carry to the watch? Open

LLM AI triage

dgtlmoon/changedetection.io#4475 · 1 assignee · Opened Sep 21, 2026
confirmd: _load_answered() re-parses up to CONFIRM_CONSUMED_KEEP files on every 5s poll Open

area:confirmd severity:low track:open-source

Difficulty 3/5 1-2 days Newbie friendliness 78/100

ntindle/spark-vm#214 · Opened Sep 21, 2026
confirmd: expired approvals are a silent third outcome — no terminal record an agent-side waiter can read Open

area:confirmd severity:medium track:hosted-product

Difficulty 5/5 Over a week Newbie friendliness 25/100

ntindle/spark-vm#213 · Opened Sep 21, 2026
bug: schema validation misses nested duplicate names and reserved system column names on several write paths Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

lance-format/lance#9455 · Opened Sep 21, 2026
ML Perf Open

bug PoR

NVIDIA/Megatron-LM#7563 · 1 assignee · Opened Sep 21, 2026
Feature Request: Support server-assigned identity that doesn't rely on browser storage Open

enhancement feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

PostHog/posthog#104070 · Opened Sep 21, 2026
The JCM component's output carries no `jem_role="forcing"` variables: the boundary conditions it received are not written Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

climate-analytics-lab/jax-esm#124 · Opened Sep 21, 2026
`+configuration=<bundle> <group>=none` does not remove the component: the bundle's body re-merges its per-component keys Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

climate-analytics-lab/jax-esm#123 · Opened Sep 21, 2026
MLflow telemetry exporter cannot authenticate, it does support basic-auth or bearer-token against MLflow tracking servers behind authentication Open

bug Needs Triage

Difficulty 3/5 1-2 days Newbie friendliness 68/100

NVIDIA/NeMo-Agent-Toolkit#2245 · 1 comment · Opened Sep 21, 2026
I want some documentation on collaboration Open

collaboration documentation reproducibility

Difficulty 5/5 Over a week Newbie friendliness 30/100

calkit/calkit#1714 · Opened Sep 21, 2026
[Bug] launch_server hangs forever with no error when /tmp is noexec (NUMA wrapper script cannot be executed) Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

sgl-project/sglang#40627 · 1 comment · Opened Sep 21, 2026
ci: investigate recurring WHP mapped-memory-flush stalls Open

confirmed

microsoft/nvx#169 · 1 assignee · Opened Sep 21, 2026
AZ baseline non-refundable credit ordering applies charitable before dependent/family credits, contrary to Forms 140/301 Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

PolicyEngine/policyengine-us#9559 · Opened Sep 21, 2026
flake: CI Fleet Verdict per-PR 'report (<pr>)' job fails transiently at a main head, self-corrects at same SHA — third job shape in the family Open

from:review priority:P2 status:triage type:flake

Difficulty 4/5 3-5 days Newbie friendliness 45/100

spec-kitty/spec-kitty#4878 · 1 comment · Opened Sep 21, 2026
[AMD][Feature] enable triton TLX Open

sgl-project/sglang#40624 · 1 assignee · Opened Sep 21, 2026
Failing New Page closes the page before run_on_failure, so the failure screenshot is missing or shows a different page Open

priority: medium

Difficulty 5/5 Over a week Newbie friendliness 42/100

MarketSquare/robotframework-browser#5261 · Opened Sep 21, 2026
[Bug] Illegal memory access in the Triton fused-MoE kernel when `flashinfer_megamoe` is combined with EAGLE speculative decoding (GLM-5.2-NVFP4, sm_107) Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

sgl-project/sglang#40623 · Opened Sep 21, 2026
RF suite/test context in the node logger is module-global, so log lines are attributed to the wrong worker when a node process is shared Open

priority: medium

Difficulty 4/5 3-5 days Newbie friendliness 55/100

MarketSquare/robotframework-browser#5260 · Opened Sep 21, 2026
Publish note: The Harness Can Learn — Assured Self-Improvement Beyond Model Weights Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

rmax-ai/rmax-ai.github.io#84 · Opened Sep 21, 2026
muse-job: handle Muse auto-update prompts under running jobs Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ntindle/spark-vm#212 · Opened Sep 21, 2026
muse-job blind to dead TUI behind live tmux (model stream idle timeout) Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

ntindle/spark-vm#211 · 1 comment · Opened Sep 21, 2026
User Story Notebook: Make it easier to map screenshot content to GKM Open

ga4gh/gkm-starter-kit#94 · 1 assignee · Opened Sep 21, 2026
BaseApiClient.__del__ schedules aclose() on whatever loop is current; on Python 3.14 a cross-loop close leaves the aiohttp connector's _wait_for_close task destroyed while pending Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

googleapis/python-genai#2995 · Opened Sep 21, 2026
Qwen Image 2.1 Prompt Expander fails with `deltanet_conv_step launch rejected` on RTX 4090 / Driver 570, but works on L40S / Driver 580 Open

Potential Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

Comfy-Org/ComfyUI#16455 · 1 comment · Opened Sep 21, 2026
Change the legacy onboarding variant to match current visual language Open

PostHog/posthog#104036 · 1 assignee · Opened Sep 21, 2026
[Feature] Unsloth Studio / Desktop: show the per-GPU layer and KV split before loading, not after Open

Difficulty 4/5 3-5 days Newbie friendliness 62/100

unslothai/unsloth#11475 · Opened Sep 21, 2026
[Feature] Unsloth Studio / Desktop: the GPUs picker orders devices but can't say how much each one gets Open

Difficulty 4/5 3-5 days Newbie friendliness 72/100

unslothai/unsloth#11474 · Opened Sep 21, 2026
ci(workflows): make required gates complete and PR feedback bounded Open

ci/cd enhancement infrastructure testing

microsoft/physical-ai-toolchain#1633 · 1 assignee · Opened Sep 21, 2026
`datafusion-examples` should only use the `datafusion` crate Open

apache/datafusion#25578 · 1 comment · 1 assignee · Opened Sep 21, 2026
ci(build): enforce reproducible environments and preserve primary failures Open

ci/cd enhancement infrastructure maintenance testing

microsoft/physical-ai-toolchain#1632 · 1 assignee · Opened Sep 21, 2026
ci(workflows): enforce dependency-aware selection and reusable workflow contracts Open

ci/cd enhancement infrastructure testing

microsoft/physical-ai-toolchain#1631 · 1 assignee · Opened Sep 21, 2026
Split every list option the same way: repeatable and comma-separated Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 65/100

dynamist/phabfive#429 · Opened Sep 21, 2026
Reconcile eight stale corrections after September 21 live-source changes Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

iskandr/osteosarc#10 · Opened Sep 21, 2026
Sphinx autosummary stubs document no members, so every Python cross-reference into `generated/` is a dead link that `-W` cannot see Open

Difficulty 4/5 3-5 days Newbie friendliness 58/100

climate-analytics-lab/jax-esm#122 · Opened Sep 21, 2026
Customer analytics Account views Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

PostHog/posthog#104028 · Opened Sep 21, 2026
[bug] clean-merge parity integration fixtures fail the current approval gate Open

from:qa priority:P2 reliability tech-debt

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

spec-kitty/spec-kitty#4874 · Opened Sep 21, 2026
Show email, phone (and website?) in candidate card Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

CivicTechWR/WRvotes#204 · Opened Sep 21, 2026
[bug] make test-fast charter JSON contract tests fail in linked worktrees Open

domain:git from:qa priority:P2 reliability

Difficulty 3/5 1-2 days Newbie friendliness 72/100

spec-kitty/spec-kitty#4873 · Opened Sep 21, 2026
[Qwen-Image 2.1] Modular pipeline Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

huggingface/diffusers#14832 · Opened Sep 21, 2026
[Bug]: byLLM local models silently yield empty text streams in sync and async calls Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

jaseci-labs/jac#9383 · Opened Sep 21, 2026
fix(tasks): an implementation run whose workflow dies never reaches a terminal status Open

Difficulty 4/5 3-5 days Newbie friendliness 56/100

PostHog/posthog#104010 · Opened Sep 21, 2026
diffusion repo list: take --status=active|inactive|any, deprecate the positional and 'all' Open

app:diffusion enhancement

Difficulty 4/5 3-5 days Newbie friendliness 76/100

dynamist/phabfive#425 · Opened Sep 21, 2026

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