mappers

An internal module that converts financial account names from Korea’s DART filings and the US EDGAR filings into shared, consistent column names. DART is South Korea’s corporate filing system; EDGAR is the US SEC’s filing database.

In plain words
What is it for?
Finding the correct normalized column for a financial topic and listing the available columns or topics. It is used automatically in company panels and screening results rather than called as a standalone engine.
Why use it?
It prevents code from guessing which column name represents an account such as total assets or operating profit. The normalized names make results from the two filing systems easier to use together.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/eddmpython/dartlab/mappers
Any agent
npx skills add eddmpython/dartlab --skill mappers
Clone the repo
git clone --depth 1 https://github.com/eddmpython/dartlab

Made for: Claude Code, Codex.

Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,679 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00000 $0.03679
Opus 5 $0.00000 $0.01840
Sonnet 5 $0.00000 $0.00736
Haiku 4.5 $0.00000 $0.00368

Measured 2d ago against content hash 575e1d416f1f, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

mappers 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 2d 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.

src/dartlab/skills/specs/engines/mappers/SKILL.md · 259 lines

How it starts

The opening of the file, as written. The whole thing — 259 lines — stays where its author put it; the contents beside it link to each section on GitHub.

엔진 역할

mappers 는 사용자 capability 가 아니라 내부 모듈 이다. DART 사업보고서·재무제표·주석의 한글 계정명을 dartlab 공통 snake_id 로 정규화한다. EDGAR 측은 SEC GAAP 태그 → 같은 snake_id (양쪽 SSOT 동등).

AI 가 직접 쓸 자리는 RunPython 안의 prelude 헬퍼 — normalizeColumn(topic, hint), columnsFor(topic), availableTopics(). 매핑 자체 편집은 운영자 절차 (src/dartlab/mappers/{topic}.json 직접 수정).

공개 호출 방식

# RunPython 안에서 — prelude 자동 노출
import dartlab
c = dartlab.Company("005930")
bs = c.panel("BS", freq="Q")

# 한글 → snake_id 정규화 (추측 금지)
col = normalizeColumn("BS", "총자산")        # → "total_assets"
col2 = normalizeColumn("IS", "영업")          # → "operating_profit"

# 가능 컬럼 목록 (snake_id · label · aliases)
cols = columnsFor("BS")
print(cols)

# 가능 topic
print(availableTopics())   # BS / IS / CF / CIS / SCE

강행 호출 룰 (agent 답변 품질 회귀 차단)

mappers 는 내부 정규화 모듈 — Company.panel / scan 결과 안에서 자동 적용. 다음 3 룰 강행:

  1. mappers 단독 EngineCall 금지EngineCall(apiRef="mappers") 호출 없음. Company.panel / scan 결과의 snake_id 컬럼은 이미 정규화 완료.
  2. snake_id 임의 추측 금지normalizeColumn(topic, hint) 또는 columnsFor(topic) RunPython 안에서 호출해 정확 매칭 후 사용. "total_equity" 같은 추측 키로 dict 접근 시 KeyError (P5 RunPython 회귀 사례).
  3. -표준계정코드 미사용-|... fallback 데이터는 표준화 후보로 표기 — Company.panel 결과 dict 의 nonstd_ 컬럼은 매핑 미완. 답변 본문에 "표준화 미완 N 건" 명시 + 임의 합산 금지.

호출 동작

normalizeColumn(topic, hint)topic 안에서 hint 와 매칭되는 표준 snake_id 반환. 매칭 실패 시 None (또는 ValueError, 구현 따라). 한글 풀네임 · 부분 키워드 · snake_id 자기 자신 모두 받음.

columnsFor(topic) — 해당 topic 의 모든 표준 컬럼 list. 각 항목은 snake_id · label (한글) · aliases (한글/영문 변형) · category · type.

매핑 데이터는 src/dartlab/mappers/{topic}.json_metadata.description + key:value (한글 → 영문 canonical) + category/type 분류.

6 매퍼 (topic 별)

topic 파일 책임
BS bs.json 재무상태표 — 자산·부채·자본 계정
IS is.json 손익계산서 — 매출·비용·이익 계정
CF cf.json 현금흐름표 — 영업·투자·재무 활동
CIS cis.json 포괄손익계산서 — OCI 항목
SCE sce.json 자본변동표 — 자본 구성 변동
ratios ratios.json 재무비율 — ROE · 부채비율 등 파생

Read the full file on GitHub · 259 lines

Files

What ships with it

2 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 2d ago First seen · 259 lines · 0 tokens per session scan A 575e1d416f1f

Subscribe to this mod's changes

mappers is a skill published in the GitHub repository eddmpython/dartlab (209 stars, last pushed 10d ago), licensed Apache-2.0. It costs nothing until one of its globs matches a file; then it loads 3,679 tokens. 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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