the treesitter code folding was not working for my needs.

Removed it, restored the old indent+custom foldtext method.

neovim/.config/nvim/foldtext.vimrc

@@ -0,0 +1,9 @@
+"TODO: port to LUA!
+function! Minimal_foldtext()
+	let lines_count = v:foldend - v:foldstart + 1
+	let lines_count_text = '+' . v:folddashes . '| ' . printf("%10S" , lines_count) . ' lines |'
+	let line_level_text = '| ' . printf("%8S" , 'level ' . v:foldlevel) . ' |'
+	let fold_text_end = line_level_text . repeat('-',8)
+	let fold_text_length = strlen(lines_count_text . fold_text_end) + &foldcolumn
+	return lines_count_text . repeat('-' , winwidth(0) - fold_text_length - 4) . fold_text_end
+endfunction

neovim/.config/nvim/init.lua

@@ -55,17 +55,14 @@ require('cmp-lsp')
 	opt.hlsearch=true
 	opt.incsearch=true
 	--foling stuff
-	opt.foldmethod='expr'
-	opt.foldexpr='nvim_treesitter#foldexpr()'
 	opt.foldlevelstart=5
-	-- cmd([[source ~/.config/nvim/foldtext.vimrc]])
-	-- opt.foldmethod='indent'
-	-- opt.foldtext='minimal_foldtext()'
-	-- opt.fillchars='stl:=,stlnc: ,vert:|,fold:-'
-	-- opt.foldcolumn='4'
-	-- opt.foldenable=true
-	-- opt.foldminlines=2
-	-- opt.foldignore=''
+	cmd([[source ~/.config/nvim/foldtext.vimrc]])
+	opt.foldmethod='indent'
+	opt.foldtext='minimal_foldtext()'
+	opt.fillchars='stl:=,stlnc: ,vert:|,fold:-'
+	opt.foldcolumn='4'
+	opt.foldenable=true
+	opt.foldignore=''
 
 --leader key is set through a variable, for some reason.
 vim.g.mapleader = ';'

neovim/.config/nvim/lua/packages.lua

@@ -218,17 +218,6 @@ return require('packer').startup(function(use)
 
 	--language specific tools.
 
-	use{'eddiebergman/nvim-treesitter-pyfold',
-		config=function ()
-			require('nvim-treesitter.configs').setup {
-				pyfold = {
-					enable = true,
-					custom_foldtext = true -- Sets provided foldtext on window where module is active
-				}
-			}
-		end
-	}
-
 	use 'simrat39/rust-tools.nvim'
 
 	if Packer_Bootstrap then