fix(b9): clean entity names in multi-entity-impressum (GT IMPRESSUM-001)
Der Multi-Entity-Check fängt Elli's USt-IdNr-Lücke (VW Group Charging
GmbH hat keine, Elli Mobility GmbH hat eine), aber Entity-Namen waren
mit Header-Noise verunreinigt:
'Impressum\n\nVolkswagen Group Charging GmbH'
'eco\n\nElli Mobility GmbH'
Behoben:
- _ENTITY_PAT lässt nur Space im Namen zu (kein \s/\n mehr)
- _clean_entity_name() trimmt Header-Worte (Impressum, Anbieter, ...)
und nimmt nur die letzte Zeile vor Legal-Form-Suffix
- 11 neue Tests, davon einer mit Elli-like Impressum als
Charakterisierungs-Test
Damit ist die finale Finding-Ausgabe für Audit-Reports lesbar
('Fehlt bei: Volkswagen Group Charging GmbH') statt verunreinigt.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
@@ -23,11 +23,17 @@ import re
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logger = logging.getLogger(__name__)
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_ENTITY_PAT = re.compile(
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r"([A-ZÄÖÜ][\w\-\&\s]{1,50}?\s+(?:GmbH|AG|UG|KG|SE|"
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r"([A-ZÄÖÜ][\w\-\& ]{1,50}?\s+(?:GmbH|AG|UG|KG|SE|"
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r"e\.V\.|GbR|OHG|Limited|Ltd|LLC))",
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re.IGNORECASE,
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)
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_NAME_NOISE_PAT = re.compile(
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r"^(?:Impressum|Anbieter|Anbieterkennzeichnung|Diensteanbieter|"
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r"Verantwortlich(?:er)?|Kontakt|Adresse|@\S+|.+@.+)\s*[:|\-]?\s*",
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re.IGNORECASE,
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)
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_USTID_PAT = re.compile(r"\b(?:USt-?Id(?:Nr)?\.?|VAT(?:-?Id)?)\s*[:.\s]\s*"
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r"(DE\d{8,10}|[A-Z]{2}\d{6,12})", re.IGNORECASE)
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_HR_PAT = re.compile(r"\b(?:HR[BA]|Handelsregister|Registergericht)"
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@@ -36,6 +42,17 @@ _GF_PAT = re.compile(r"(?:Geschäftsführer|Vertretungsberechtigt|"
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r"vertreten\s+durch)\s*[:.\s]+", re.IGNORECASE)
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def _clean_entity_name(raw: str) -> str:
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"""Strip leading header noise + collapse whitespace."""
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name = raw.strip()
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# If the match spans multiple lines (regex captured a header before
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# the actual company name), keep only the last line.
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if "\n" in name:
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name = name.rsplit("\n", 1)[-1].strip()
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name = _NAME_NOISE_PAT.sub("", name).strip()
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return re.sub(r"\s+", " ", name)
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def _slice_entities(text: str) -> list[tuple[str, str]]:
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"""Return [(entity_name, text_slice)] for each detected entity."""
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matches = list(_ENTITY_PAT.finditer(text))
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@@ -45,7 +62,7 @@ def _slice_entities(text: str) -> list[tuple[str, str]]:
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for i, m in enumerate(matches):
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start = m.start()
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end = matches[i + 1].start() if i + 1 < len(matches) else len(text)
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slices.append((m.group(1).strip(), text[start:end]))
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slices.append((_clean_entity_name(m.group(1)), text[start:end]))
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return slices
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