Playing with vim folds

pinFold.vim

augroup pythonFold
    autocmd BufReadPre *.py setlocal foldmethod=indent
    autocmd CursorMovedI *.py call PinFold()
    autocmd CursorMoved *.py call PinFold()
augroup END

function! PinFold()
    " save current position
    let saveCursor =  getcurpos()
    
    " Go to upper split, open all folds and go to the same line as bottom split
    wincmd k
    normal! zR
    execute "normal! " . saveCursor[1] . "G"
    " Go to the beginning of the fold and put the line in the middle of the upper split
    normal! [z
    normal! z.

    " Go back to bottom split and restore position
    wincmd j
    call setpos('.', saveCursor)
endfunction