update

init.lua

@@ -584,6 +584,21 @@ require('lazy').setup({
         -- But for many setups, the LSP (`tsserver`) will work just fine
         -- tsserver = {},
         --
+        --
+        pylsp = {
+          settings = {
+            pylsp = {
+              plugins = {
+                pycodestyle = {
+                  maxLineLength = 120,
+                },
+                flake8 = {
+                  maxLineLength = 120,
+                }
+              }
+            }
+          }
+        },
 
         lua_ls = {
           -- cmd = {...},
@@ -646,7 +661,7 @@ require('lazy').setup({
       },
     },
     opts = {
-      notify_on_error = false,
+      notify_on_error = true,
       format_on_save = function(bufnr)
         -- Disable "format_on_save lsp_fallback" for languages that don't
         -- have a well standardized coding style. You can add additional
@@ -659,6 +674,7 @@ require('lazy').setup({
       end,
       formatters_by_ft = {
         lua = { 'stylua' },
+        python = { 'black', args = { "--line-length", "120" } },
         -- Conform can also run multiple formatters sequentially
         -- python = { "isort", "black" },
         --