What's an "official constitution", and how is it different from any unofficial constitution?
The Indian constitution (there is only one) is written and available in every recognized national language of India.
We really don't need advice from a self loathing Chinese fellow who pretends to be American. Not even from a real American, for that matter.
Official language of the Union.
The official language of the Union shall be Hindi in Devanagari script.
Official language or languages of a State.
—Subject to the provisions of articles 346 and 347, the
Legislature of a State may by law adoptany one or more of the languages in use in the State or Hindi as the language or languages to be used for all or any of the official purposes of that State:
Official language for communication between one State and another or between a State and the Union.
—The language for the time being authorised for use in the Union for official purposes shall be the official language for communication between one State and another State and between a State and the Union
Special provision relating to language spoken by a section of the population of a State.
—On a demand being made in that behalf the President may, if he is satisfied that a substantial proportion of the population of a State desire the use of any language spoken by them to be recognised by that State,direct that such language shall also be officially recognised throughout that State or any part thereof for such purpose as he may specify.
Language to be used in the Supreme Court and in the High Courts and for Acts, Bills, etc.
—(1) Notwithstanding anything in theforegoing provisions of this Part, until Parliament by law otherwise provides—
(a) all proceedings in the Supreme Court and in every High Court,
(b) the authoritative texts—
(i) of all Bills to be introduced or amendments thereto to be moved in either House of Parliament or in the House or either House of the Legislature of a State,
(ii) of all Acts passed by Parliament or the Legislature of a State and of all Ordinances promulgated by the President or theGovernor of a State, and
(iii) of all orders, rules, regulations and bye-laws issued under this Constitution or under an by law made by Parliament or the Legislature of a State,
shall be in the English language.