agentic-dev-team: Agent for Claude Code

.claude/agents/python-quality.md

python-quality is an agent for Claude Code from bdfinst/agentic-dev-team. It costs 23 tokens per session (470 once invoked), scanned A, original, MIT.

An automated reviewer for Python changes that checks type annotations, exception handling, and common modern Python patterns such as dataclasses or Pydantic models.

In plain words
What is it for?
Use it on Python files in projects with standard Python configuration files to report errors, warnings, suggestions, or when the review should be skipped.
Why use it?
It catches unsafe or unclear Python practices, including overly broad error handling, missing types, and unexplained type-checking exceptions.

Agent for Claude Code

Written for Claude Code: effort in frontmatter.

This is bdfinst/agentic-dev-team's own configuration. It tells Claude Code how to work on agentic-dev-team itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything agentic-dev-team configures →

Reuse

Borrowing it

Nothing to install: this file belongs to bdfinst/agentic-dev-team. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/bdfinst/agentic-dev-team/main/.claude/agents/python-quality.md
Clone the repo
git clone --depth 1 https://github.com/bdfinst/agentic-dev-team

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for python-quality

README.md
[![agentmods](https://agentmods.dev/badge/agents/bdfinst/agentic-dev-team/python-quality/github.svg)](https://agentmods.dev/agents/bdfinst/agentic-dev-team/python-quality)
Your own site
<a href="https://agentmods.dev/agents/bdfinst/agentic-dev-team/python-quality"><img src="https://agentmods.dev/badge/agents/bdfinst/agentic-dev-team/python-quality/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for python-quality

Your own site · 80×15
<a href="https://agentmods.dev/agents/bdfinst/agentic-dev-team/python-quality"><img src="https://agentmods.dev/badge/agents/bdfinst/agentic-dev-team/python-quality.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 23 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 470 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00023 $0.00470
Opus 5.5 $0.00009 $0.00188
Sonnet 5.5 $0.00005 $0.00094
Haiku 4.5 $0.00002 $0.00047

Measured 1mo ago against content hash 67f5ab6d6d5c, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

python-quality scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.claude/agents/python-quality.md · 63 lines

What it actually says

Python Quality

Output JSON:

{"status": "pass|warn|fail|skip", "issues": [{"severity": "error|warning|suggestion", "confidence": "high|medium|none", "file": "", "line": 0, "message": "", "suggestedFix": ""}], "summary": ""}

Status: pass=clean Python, warn=improvements needed, fail=unsafe patterns Severity: error=bare except or type safety issue, warning=missing types or anti-pattern, suggestion=modern idiom Confidence: high=mechanical (add type hint, use f-string); medium=design choice; none=domain context needed

Context needs: diff-only File scope: *.py

Activates when

pyproject.toml, requirements.txt, or setup.py exists.

Skip

Return skip when no .py files in the changeset.

Detect

Type hints:

  • Missing type annotations on function signatures (public APIs must have types)
  • Any used without justification
  • No mypy or pyright config for strict checking
  • # type: ignore without explanation

Exception handling:

  • Bare except: or except Exception: without re-raise or specific handling
  • Silencing exceptions with pass
  • Catching too broad (Exception when only ValueError is expected)
  • Missing from in raise ... from chains

Modern idioms:

  • format() or % string formatting instead of f-strings
  • Manual dict/list construction instead of comprehensions
  • type() checks instead of isinstance()
  • Mutable default arguments (def f(x=[]))

Data modeling:

  • Plain dicts where dataclass or Pydantic.BaseModel would add type safety
  • Duplicate field definitions across multiple dicts
  • Missing validation at API boundaries (use Pydantic for request/response)

Ignore

Django/Flask-specific patterns, test fixtures, script-only files, architecture.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 63 lines · 23 tokens per session scan A 67f5ab6d6d5c

Subscribe to this mod's changes

python-quality is an agent published in the GitHub repository bdfinst/agentic-dev-team (295 stars, last pushed 4d ago), licensed MIT. It adds 23 tokens to every session and 470 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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