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julius_baer_onboarding/utils/parsers/passport_parser.py
2025-04-12 22:29:54 +02:00

37 lines
1.1 KiB
Python

import base64
import io
from tempfile import NamedTemporaryFile
from PIL import Image
import pytesseract
from passporteye import read_mrz
import json
def process_passport(passport_b64: str) -> str:
"""
Traite le passport :
- Décodage de l'image en base64.
- Application de l'OCR pour extraire le texte.
:param passport_b64: Chaîne base64 représentant l'image du passport.
:return: Texte extrait de l'image.
"""
image_bytes = base64.b64decode(passport_b64)
with NamedTemporaryFile(mode="wb") as tmp_img:
tmp_img.write(image_bytes)
with open(tmp_img.name, "rb") as read_img:
mrz_obj = read_mrz(read_img)
image = Image.open(io.BytesIO(image_bytes))
tesseract_text = pytesseract.image_to_string(image, lang='eng')
out_dict = {}
if not mrz_obj is None:
out_dict = {
"country": mrz_obj.country,
"names": mrz_obj.names,
"number": mrz_obj.number,
"surname": mrz_obj.surname,
"mrz": mrz_obj.aux["text"],
}
out_dict["raw"] = tesseract_text
out = json.dumps(out_dict)
return out