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import requests
import gradio as gr
BASE_URL = "https://laws.e-gov.go.jp/api/2/laws"
LAW_IDS = {
"民法": "429AC0000000089",
"会社法": "429AC0000000086",
"商法": "429AC0000000048",
"刑法": "429AC0000000045",
"不動産登記法": "429AC0000000092",
}
KANJI = "零一二三四五六七八九十百"
def int_to_kanji(num):
if num <= 10:
return KANJI[num]
elif num < 20:
return "十" + (KANJI[num-10] if num % 10 else "")
elif num < 100:
tens, ones = divmod(num, 10)
return (KANJI[tens] if tens > 1 else "") + "十" + (KANJI[ones] if ones else "")
else:
return str(num)
def parse_query(q):
q = q.strip().replace(" ", "")
q = re.sub(r"(?<=\d)上$", "条", q)
m = re.match(r"(?P<law>[^0-9\s条]+)\s*(第?(?P<num>\d+)条?)", q)
if not m:
raise ValueError("「民法3条」「会社法10条」みたいに入力して。")
return m.group("law"), int(m.group("num"))
def flatten_text(obj):
"""JSON全体から文字列だけを抽出"""
if isinstance(obj, str):
return obj
elif isinstance(obj, dict):
return "".join(flatten_text(v) for v in obj.values())
elif isinstance(obj, list):
return "".join(flatten_text(i) for i in obj)
return ""
def get_article(law_id, article_label):
url = f"{BASE_URL}?lawId={law_id}"
r = requests.get(url, timeout=30)
r.raise_for_status()
data = r.json()
text = flatten_text(data)
idx = text.find(article_label)
if idx == -1:
return f"{article_label} が見つかりません。"
snippet = text[idx : idx + 500]
snippet = re.split(r"第[一二三四五六七八九十百]+条", snippet)[0]
return snippet.strip()
def run(q):
try:
law, num = parse_query(q)
law_id = LAW_IDS.get(law)
if not law_id:
return f"法令が登録されていません：「{law}」"
target = f"第{int_to_kanji(num)}条"
text = get_article(law_id, target)
return f"【{law}】{target}\n\n{text}"
except Exception as e:
return f"❌ エラー: {e}"
demo = gr.Interface(
fn=run,
inputs=gr.Textbox(label="例）民法3条 / 会社法10条 / 不動産登記法47条"),
outputs=gr.Textbox(label="結果", lines=20),
title="e-Gov 法令API v2｜条文検索",
description="法令名＋条番号を入力して該当条文を取得します（安定版API・全文走査）"
)
demo.launch() |