1 .. -*- coding: utf-8; -*-

     2 

     3 =====================

     4  Standards for codes

     5 =====================

     6 .. contents::

     7    :local:

     8 

     9 Currency codes

    10 ==============

    11 

    12 ISO 4217 defines codes with 3 latin letters.

    13 

    14 http://www.currency-iso.org/en/home/tables/table-a1.html

    15   Official list of currency codes.

    16 https://en.wikipedia.org/wiki/ISO_4217

    17   Wikipedia article.

    18 

    19 Country codes

    20 =============

    21 

    22 ISO 3166-1 defines 2 letter and 3 letter codes:

    23 

    24 * A two-letter (ISO 3166-1 alpha-2).

    25 * A three-letter (ISO 3166-1 alpha-3).

    26 * A three-digit numeric (ISO 3166-1 numeric) code.

    27 

    28 http://www.iso.org/iso/country_codes.htm

    29   Official page.

    30 https://en.wikipedia.org/wiki/ISO_3166-1

    31   Wikipedia article.

    32 https://en.wikipedia.org/wiki/Country_code

    33   Wikipedia article.

    34 

    35 Language codes

    36 ==============

    37 

    38 ISO 639 defines several 2 and 3 letter codes for languages.

    39 

    40 https://en.wikipedia.org/wiki/ISO_639

    41   Wikipedia article.

    42 https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes

    43   Wikipedia article.

    44