[NeoVim] Add null-ls

.config/nvim/init.lua

@@ -237,10 +237,19 @@ vim.keymap.set("n", "r", "<cmd>DiffviewOpen<CR>")
 vim.keymap.set("n", "R", "<cmd>DiffviewFileHistory %<CR>")
 
 
+require("null-ls").setup({
+    sources = {
+        require("null-ls").builtins.diagnostics.flake8
+    },
+})
+
+
 vim.g.vimtex_view_method = 'zathura'
 
 
 vim.g.maplocalleader = ','
+
+
 vim.o.clipboard = 'unnamedplus'
 vim.o.expandtab = true
 vim.o.fileencoding = 'utf-8'