/mrz

Machine Readable Zone generator and checker for official travel documents sizes 1, 2, 3, MRVA and MRVB (Passports, Visas, national id cards and other travel documents)

Primary LanguagePythonGNU General Public License v3.0GPL-3.0

MRZ Generator & MRZ Checker

Description:

Machine Readable Zone generator and checker for official travel documents sizes 1, 2, 3, MRVA and MRVB (Passports, Visas, national id cards and other travel documents)

MRZ Generator and MRZ Checker are built according to International Civil Aviation Organization specifications (ICAO 9303):

Fields Distribution of Official Travel Documents:

image

Usage Generator:

TD1's (id cards):

Params:                      Case insensitive

    document_type    (str):  The first letter shall be 'I', 'A' or 'C'
    country_code     (str):  3 letters code (ISO 3166-1) or country name (in English)
    document_number  (str):  Document number
    birth_date       (str):  YYMMDD
    sex              (str):  Genre. Male: 'M', Female: 'F' or Undefined 'X'
    expiry_date      (str):  YYMMDD
    nationality      (str):  3 letters code (ISO 3166-1) or country name (in English)
    surname          (str):  Holder primary identifier(s). This field will be transliterated
    given_names      (str):  Holder secondary identifier(s). This field will be transliterated
    optional_data1   (str):  Optional personal data at the discretion of the issuing State.
                             Non-mandatory field. Empty string by default
    optional_data2   (str):  Optional personal data at the discretion of the issuing State.
                             Non-mandatory field. Empty string by default
    transliteration (dict):  Transliteration dictionary for non-ascii chars. Latin based by default
    force           (bool):  Disables checks for country, nationality and document_type fields.
                             Allows to use 3-letter-codes not included in the countries dictionary
                             and to use document_type codes without restrictions.

TD2

Params:                      Case insensitive

    document_type    (str):  The first letter shall be 'I', 'A' or 'C'
    country_code     (str):  3 letters code (ISO 3166-1) or country name (in English)
    surname          (str):  Holder primary identifier(s). This field will be transliterated.
    given_names      (str):  Holder secondary identifier(s). This field will be transliterated.
    document_number  (str):  Document number.
    nationality      (str):  3 letters code (ISO 3166-1) or country name
    birth_date       (str):  YYMMDD
    sex              (str):  Genre. Male: 'M', Female: 'F' or Undefined 'X'
    expiry_date      (str):  YYMMDD
    optional_data    (str):  Optional personal data at the discretion of the issuing State.
                             Non-mandatory field. Empty string by default
    transliteration (dict):  Transliteration dictionary for non-ascii chars. Latin based by default
    force           (bool):  Disables checks for country, nationality and document_type fields.
                             Allows to use 3-letter-codes not included in the countries dictionary
                             and to use document_type codes without restrictions.

TD3 (Passports)

Params:                      Case insensitive

    document_type    (str):  Normally 'P' for passport
    country_code     (str):  3 letters code (ISO 3166-1) or country name (in English)
    surname          (str):  Primary identifier(s)
    given_names      (str):  Secondary identifier(s)
    passport_number  (str):  Passport number
    nationality      (str):  3 letters code (ISO 3166-1) or country name
    birth_date       (str):  YYMMDD
    sex              (str):  Genre. Male: 'M', Female: 'F' or Undefined 'X'
    expiry_date      (str):  YYMMDD
    optional data    (str):  Personal number. In some countries non-mandatory field. Empty string by default
    transliteration (dict):  Transliteration dictionary for non-ascii chars. Latin based by default
    force           (bool):  Disables checks for country, nationality and document_type fields.
                             Allows to use 3-letter-codes not included in the countries dictionary
                             and to use document_type codes without restrictions.

MRVA (Visas type A)

Params:                      Case insensitive

    document_type    (str):  The First letter must be 'V'
    country_code     (str):  3 letters code (ISO 3166-1) or country name (in English)
    surname          (str):  Primary identifier(s)
    given_names      (str):  Secondary identifier(s)
    passport_number  (str):  Passport number
    nationality      (str):  3 letters code (ISO 3166-1) or country name
    birth_date       (str):  YYMMDD
    sex              (str):  Genre. Male: 'M', Female: 'F' or Undefined 'X'
    expiry_date      (str):  YYMMDD
    optional_data    (str):  Optional personal data at the discretion of the issuing State.
                             Non-mandatory field. Empty string by default.
    transliteration (dict):  Transliteration dictionary for non-ascii chars. Latin based by default
    force           (bool):  Disables checks for country, nationality and document_type fields.
                             Allows to use 3-letter-codes not included in the countries dictionary
                             and to use document_type codes without restrictions.

MRVB (Visas type B)

Params:                      Case insensitive

    document_type    (str):  The First letter must be 'V'
    country_code     (str):  3 letters code (ISO 3166-1) or country name (in English)
    surname          (str):  Primary identifier(s)
    given_names      (str):  Secondary identifier(s)
    passport_number  (str):  Passport number
    nationality      (str):  3 letters code (ISO 3166-1) or country name
    birth_date       (str):  YYMMDD
    sex              (str):  Genre. Male: 'M', Female: 'F' or Undefined 'X'
    expiry_date      (str):  YYMMDD
    optional_data    (str):  Optional personal data at the discretion of the issuing State.
                             Non-mandatory field. Empty string by default.
    transliteration (dict):  Transliteration dictionary for non-ascii chars. Latin based by default
    force           (bool):  Disables checks for country, nationality and document_type fields.
                             Allows to use 3-letter-codes not included in the countries dictionary
                             and to use document_type codes without restrictions.
Passport generator example (ICAO9303 Specimen):

image

TD3CodeGenerator -> str:
from mrz.generator.td3 import TD3CodeGenerator

code = TD3CodeGenerator("P", "UTO", "Eriksson", "Anna María", "L898902C3", "UTO", "740812", "F", "120415","ZE184226B")

print(code)
Output:
P<UTOERIKSSON<<ANNA<MARIA<<<<<<<<<<<<<<<<<<<
L898902C36UTO7408122F1204159ZE184226B<<<<<10
Note: See other uses in 'examples/mrz_generator_samples/' folder

Usage Checker:

TD1's (id cards):

Params:

    mrz_string        (str):  MRZ string of TD1. Must be 90 uppercase characters long (3 lines)
    check_expiry     (bool):  If it's set to True, it is verified and reported as warning that the
                              document is not expired and that expiry_date is not greater than 10 years
    compute_warnings (bool):  If it's set True, warnings compute as False

TD2:

Params:

    mrz_string        (str):  MRZ string of TD2. Must be 72 characters long (uppercase) (2 lines)
    check_expiry     (bool):  If it's set to True, it is verified and reported as warning that the
                              document is not expired and that expiry_date is not greater than 10 years
    compute_warnings (bool):  If it's set True, warnings compute as False

TD3 (Passports):

Params:

    mrz_string        (str):  MRZ string of TD3. Must be 88 characters long (uppercase) (2 lines)
    check_expiry     (bool):  If it's set to True, it is verified and reported as warning that the
                              document is not expired and that expiry_date is not greater than 10 years
    compute_warnings (bool):  If it's set True, warnings compute as False

MRVA:

Params:

    mrz_string        (str):  MRZ string of Visas type A. Must be 88 characters long (uppercase) (2 lines)
    check_expiry     (bool):  If it's set to True, it is verified and reported as warning that the
                              document is not expired and that expiry_date is not greater than 10 years
    compute_warnings (bool):  If it's set True, warnings compute as False

MRVB:

Params:

    mrz_string        (str):  MRZ string of Visas type B. Must be 72 characters long (uppercase) (2 lines)
    check_expiry     (bool):  If it's set to True, it is verified and reported as warning that the
                              document is not expired and that expiry_date is not greater than 10 years
    compute_warnings (bool):  If it's set True, warnings compute as False
Id Card Checker example

image

TD1CodeChecker -> bool
from mrz.checker.td1 import TD1CodeChecker
    
result = bool(TD1CodeChecker("I<SWE59000002<8198703142391<<<\n"
                             "8703145M1701027SWE<<<<<<<<<<<8\n"
                             "SPECIMEN<<SVEN<<<<<<<<<<<<<<<<"))

print(result)
Output
True
Note: See other uses in 'examples/mrz_checker_samples/' folder

Installation:

sudo -H pip install mrz

Features v 0.3:

  • Transliteration of special Latin characters (acutes, tildes, diaeresis, graves, circumflex, etc)
  • Arabic chars transliteration
  • Several variations of Cyrillic added: Serbian, Macedonian, Belarusian, Ukrainian and Bulgarian
  • Transliteration of modern Greek (experimental)
  • Transliteration of modern Hebrew (without vowels) (experimental)
  • Generation of the country code from its name in English (Ex.: "Netherlands" -> "NLD")
  • Name truncation detection
  • Error report, warnings report and full report in Checker.
  • Possibility that warnings compute as errors using compute_warnings keyword in Checker.
  • Possibility of disabling checks for country code, nationality and type of document, allowing to use 3-letter-codes not included in the countries dictionary and to use document_type codes without restrictions in Generator.
  • Added new checks for periods of time in Checker.
  • Visas support
TODO:
  • Automatic name truncation
  • Possibility of disabling checks for country code, nationality, type of document and the others fields in Checker.