>Article 377 was legalised by supreme court in 2017, and courts are bigger than govt in India.

Good fucking lord. Almost nothing in that sentence is correct and shows how little you know about what you are talking about.

Also, transgender rights is a separate issue to gay/lesbian marriage. Don't conflate issues. Transgenders have a unique position in Indian society for religious reasons. That does not mean gays and lesbians are not mistreated and discriminated against.