field=student.models.LanguageField(blank=True,choices=[['aa','Afar'],['ab','Abkhazian'],['af','Afrikaans'],['ak','Akan'],['sq','Albanian'],['am','Amharic'],['ar','Arabic'],['an','Aragonese'],['hy','Armenian'],['as','Assamese'],['av','Avaric'],['ae','Avestan'],['ay','Aymara'],['az','Azerbaijani'],['ba','Bashkir'],['bm','Bambara'],['eu','Basque'],['be','Belarusian'],['bn','Bengali'],['bh','Bihari languages'],['bi','Bislama'],['bs','Bosnian'],['br','Breton'],['bg','Bulgarian'],['my','Burmese'],['ca','Catalan'],['ch','Chamorro'],['ce','Chechen'],['zh','Chinese'],['zh_HANS','Simplified Chinese'],['zh_HANT','Traditional Chinese'],['cu','Church Slavic'],['cv','Chuvash'],['kw','Cornish'],['co','Corsican'],['cr','Cree'],['cs','Czech'],['da','Danish'],['dv','Divehi'],['nl','Dutch'],['dz','Dzongkha'],['en','English'],['eo','Esperanto'],['et','Estonian'],['ee','Ewe'],['fo','Faroese'],['fj','Fijian'],['fi','Finnish'],['fr','French'],['fy','Western Frisian'],['ff','Fulah'],['ka','Georgian'],['de','German'],['gd','Gaelic'],['ga','Irish'],['gl','Galician'],['gv','Manx'],['el','Greek'],['gn','Guarani'],['gu','Gujarati'],['ht','Haitian'],['ha','Hausa'],['he','Hebrew'],['hz','Herero'],['hi','Hindi'],['ho','Hiri Motu'],['hr','Croatian'],['hu','Hungarian'],['ig','Igbo'],['is','Icelandic'],['io','Ido'],['ii','Sichuan Yi'],['iu','Inuktitut'],['ie','Interlingue'],['ia','Interlingua'],['id','Indonesian'],['ik','Inupiaq'],['it','Italian'],['jv','Javanese'],['ja','Japanese'],['kl','Kalaallisut'],['kn','Kannada'],['ks','Kashmiri'],['kr','Kanuri'],['kk','Kazakh'],['km','Central Khmer'],['ki','Kikuyu'],['rw','Kinyarwanda'],['ky','Kirghiz'],['kv','Komi'],['kg','Kongo'],['ko','Korean'],['kj','Kuanyama'],['ku','Kurdish'],['lo','Lao'],['la','Latin'],['lv','Latvian'],['li','Limburgan'],['ln','Lingala'],['lt','Lithuanian'],['lb','Luxembourgish'],['lu','Luba-Katanga'],['lg','Ganda'],['mk','Macedonian'],['mh','Marshallese'],['ml','Malayalam'],['mi','Maori'],['mr','Marathi'],['ms','Malay'],['mg','Malagasy'],['mt','Maltese'],['mn','Mongolian'],['na','Nauru'],['nv','Navajo'],['nr','Ndebele, South'],['nd','Ndebele, North'],['ng','Ndonga'],['ne','Nepali'],['nn','Norwegian Nynorsk'],['nb','Bokmål, Norwegian'],['no','Norwegian'],['ny','Chichewa'],['oc','Occitan'],['oj','Ojibwa'],['or','Oriya'],['om','Oromo'],['os','Ossetian'],['pa','Panjabi'],['fa','Persian'],['pi','Pali'],['pl','Polish'],['pt','Portuguese'],['ps','Pushto'],['qu','Quechua'],['rm','Romansh'],['ro','Romanian'],['rn','Rundi'],['ru','Russian'],['sg','Sango'],['sa','Sanskrit'],['si','Sinhala'],['sk','Slovak'],['sl','Slovenian'],['se','Northern Sami'],['sm','Samoan'],['sn','Shona'],['sd','Sindhi'],['so','Somali'],['st','Sotho, Southern'],['es','Spanish'],['sc','Sardinian'],['sr','Serbian'],['ss','Swati'],['su','Sundanese'],['sw','Swahili'],['sv','Swedish'],['ty','Tahitian'],['ta','Tamil'],['tt','Tatar'],['te','Telugu'],['tg','Tajik'],['tl','Tagalog'],['th','Thai'],['bo','Tibetan'],['ti','Tigrinya'],['to','Tonga (Tonga Islands)'],['tn','Tswana'],['ts','Tsonga'],['tk','Turkmen'],['tr','Turkish'],['tw','Twi'],['ug','Uighur'],['uk','Ukrainian'],['ur','Urdu'],['uz','Uzbek'],['ve','Venda'],['vi','Vietnamese'],['vo','Volapük'],['cy','Welsh'],['wa','Walloon'],['wo','Wolof'],['xh','Xhosa'],['yi','Yiddish'],['yo','Yoruba'],['za','Zhuang'],['zu','Zulu']],default='',help_text='Optional language the team uses as ISO 639-1 code.',max_length=16),