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Chaque generateur renvoie (valeur_texte, type_entite). Les formats de surface
varient volontairement (espaces IBAN, points telephone, casse noms) : le
benchmark doit refleter la realite des documents, pas des valeurs canoniques.
"""
import random
from dataclasses import dataclass, field
from faker import Faker
from . import checksums as ck
# Types d'entites du benchmark (aligne sur l'analyse, doc/memory/analyse.md §2)
TYPES = [
"PERSON", "COMPANY", "ADDRESS", "CITY", "EMAIL", "PHONE", "DATE",
"DATE_BIRTH", "IBAN", "NIR", "SIREN", "SIRET", "TVA", "CARD", "PLATE",
"RG", "CADASTRE", "IP", "AMOUNT", "REF", "URL", "SECRET",
"USERAGENT", "MAC", "IPV6", "AGE", "ACCOUNT",
]
@dataclass
class Person:
"""Une personne avec ses variantes de surface (piege n°1 : 'Dupont' seul)."""
first: str
last: str
civ: str = "M."
@property
def full(self) -> str:
return f"{self.first} {self.last}"
def variants(self) -> list[str]:
return [
self.full,
f"{self.civ} {self.last}",
self.last.upper(),
self.last,
f"{self.civ} {self.first} {self.last.upper()}",
f"{self.first[0]}. {self.last}",
f"{self.last}, {self.first}", # etat civil / BODACC : Nom, Prenom
]
@dataclass
class PiiFactory:
seed: int = 0
rng: random.Random = field(init=False)
fk: Faker = field(init=False)
def __post_init__(self):
self.rng = random.Random(self.seed)
self.fk = Faker("fr_FR")
self.fk.seed_instance(self.seed)
# --- personnes / societes / lieux ------------------------------------
def person(self) -> Person:
civ = self.rng.choice(["M.", "Mme", "Me", "Dr"])
if civ == "Mme":
first = self.fk.first_name_female()
else:
first = self.fk.first_name_male()
return Person(first=first, last=self.fk.last_name(), civ=civ)
def company(self) -> str:
# styles releves sur BODACC (remontees reelles 2026-07-28) : marques
# tout-majuscules, sigles, style domaine — pas que du Faker propre
style = self.rng.random()
if style < 0.5:
base = self.fk.company()
forme = self.rng.choice(["", "", " SARL", " SAS", " SA", " SCI"])
return base + forme
if style < 0.7:
suffix = self.rng.choice(["", "", " TRANSPORTS", " CONSEIL",
" IMMO", " DISTRIBUTION", " BATIMENT"])
return self.fk.last_name().upper().replace(" ", "") + suffix
if style < 0.8:
return self.fk.last_name().upper() + "." + self.rng.choice(["FR", "COM"])
if style < 0.9:
letters = [w[0].upper() for w in self.fk.company().split()[:3]]
while len(letters) < 2:
letters.append(self.rng.choice("BCDFGMPRST"))
return ".".join(letters) + "."
return self.fk.company().upper()
def address(self) -> str:
# formes reelles : plages de numeros, lieux-dits, hameaux sans type
# de voie, Grande Rue, residences (remontees BODACC)
style = self.rng.random()
if style < 0.55:
return self.fk.street_address()
if style < 0.65:
n = self.rng.randint(1, 120)
return f"{n}-{n + self.rng.choice([2, 4, 6])} {self.fk.street_name()}"
if style < 0.75:
art = self.rng.choice(["La", "Le", "Les"])
return f"Lieu-dit {art} {self.fk.last_name()}"
if style < 0.85:
return f"{self.rng.randint(1, 40)} {self.fk.last_name()}"
if style < 0.93:
return f"{self.rng.randint(1, 60)} Grande Rue"
art = self.rng.choice(["La", "Le", "Les"])
return (f"{self.rng.randint(1, 30)} Résidence {art} "
f"{self.fk.last_name()}")
def city(self) -> str:
city = self.fk.city()
if city.startswith("Saint") and self.rng.random() < 0.5:
return city.replace("Sainte-", "Ste-").replace("Saint-", "St-")
return city
def email(self, person: Person | None = None) -> str:
if person and self.rng.random() < 0.7:
dom = self.rng.choice(["gmail.com", "orange.fr", "free.fr", "outlook.fr"])
sep = self.rng.choice([".", "", "-"])
return f"{person.first.lower()}{sep}{person.last.lower()}@{dom}".replace(" ", "")
return self.fk.email()
# --- identifiants a checksum -----------------------------------------
def iban(self) -> str:
raw = ck.gen_iban_fr(self.rng)
if self.rng.random() < 0.6:
return " ".join(raw[i:i + 4] for i in range(0, len(raw), 4))
return raw
def nir(self) -> str:
raw = ck.gen_nir(self.rng)
if self.rng.random() < 0.5:
p = [raw[0], raw[1:3], raw[3:5], raw[5:7], raw[7:10], raw[10:13], raw[13:15]]
return " ".join(p)
return raw
def siren(self) -> str:
raw = ck.gen_siren(self.rng)
if self.rng.random() < 0.5:
return f"{raw[:3]} {raw[3:6]} {raw[6:]}"
return raw
def siret(self) -> str:
raw = ck.gen_siret(self.rng)
if self.rng.random() < 0.5:
return f"{raw[:3]} {raw[3:6]} {raw[6:9]} {raw[9:]}"
return raw
def tva(self) -> str:
raw = ck.gen_tva_fr(self.rng)
if self.rng.random() < 0.4:
return f"{raw[:4]} {raw[4:]}"
return raw
def card(self) -> str:
raw = ck.gen_carte_bancaire(self.rng)
if self.rng.random() < 0.5:
return " ".join(raw[i:i + 4] for i in range(0, 16, 4))
return raw
# --- regex sans checksum ----------------------------------------------
def phone(self) -> str:
prefix = self.rng.choice(["01", "02", "03", "04", "05", "06", "07", "09"])
digits = [f"{self.rng.randint(0, 99):02d}" for _ in range(4)]
style = self.rng.random()
if style < 0.3:
return "+33 " + prefix[1] + " " + " ".join(digits)
if style < 0.6:
return prefix + " " + " ".join(digits)
if style < 0.8:
return prefix + "." + ".".join(digits)
return prefix + "".join(digits)
def plate(self) -> str:
letters = "BCDFGHJKLMNPRSTVWXZ"
if self.rng.random() < 0.8:
return (f"{self.rng.choice(letters)}{self.rng.choice(letters)}-"
f"{self.rng.randint(100, 999)}-"
f"{self.rng.choice(letters)}{self.rng.choice(letters)}")
return (f"{self.rng.randint(100, 999)} "
f"{''.join(self.rng.choices(letters, k=3))} "
f"{self.rng.randint(1, 95):02d}")
def rg(self) -> str:
return f"{self.rng.randint(18, 26):02d}/{self.rng.randint(1, 99999):05d}"
def cadastre(self) -> str:
letters = "ABCDEFGHIKLMNOPRSTVXYZ"
section = "".join(self.rng.choices(letters, k=self.rng.choice([1, 2])))
return f"section {section} n° {self.rng.randint(1, 999)}"
def ip(self) -> str:
return self.fk.ipv4()
# --- divers ------------------------------------------------------------
def date(self) -> str:
d = self.fk.date_between(start_date="-3y", end_date="today")
if self.rng.random() < 0.5:
return d.strftime("%d/%m/%Y")
months = ["janvier", "février", "mars", "avril", "mai", "juin", "juillet",
"août", "septembre", "octobre", "novembre", "décembre"]
return f"{d.day} {months[d.month - 1]} {d.year}"
def ref(self) -> str:
"""Numero de dossier/facture NON etiquete : distracteur numerique."""
return f"{self.rng.randint(100, 99999):05d}"
def date_birth(self) -> str:
d = self.fk.date_of_birth(minimum_age=18, maximum_age=90)
style = self.rng.random()
if style < 0.4:
return d.strftime("%d/%m/%Y")
if style < 0.7:
months = ["janvier", "février", "mars", "avril", "mai", "juin", "juillet",
"août", "septembre", "octobre", "novembre", "décembre"]
return f"{d.day} {months[d.month - 1]} {d.year}"
return d.strftime("%d.%m.%Y")
def amount(self) -> str:
v = self.rng.choice([
f"{self.rng.randint(100, 9999)},{self.rng.randint(0, 99):02d}",
f"{self.rng.randint(1, 99)} {self.rng.randint(100, 999)},{self.rng.randint(0, 99):02d}",
str(self.rng.randint(50, 5000)),
])
# decimale POINT et devise EUR : formats reels (BODACC, exports
# bancaires), remontee 2026-07-28
style = self.rng.random()
if style < 0.15:
return f"{self.rng.randint(500, 90000)}.{self.rng.randint(0, 99):02d} EUR"
if style < 0.25:
return f"{v.replace(',', '.').replace(' ', '')} EUR"
if style < 0.35:
return f"{v} euros"
return f"{v} €"
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