return {
   'neovim/nvim-lspconfig',
   config = function()
      -- Mappings.
      -- See `:help vim.diagnostic.*` for documentation on any of the below functions
      local opts = { noremap=true, silent=true }
      vim.keymap.set('n', '<space>e', vim.diagnostic.open_float, opts)
      vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
      vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
      vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist, opts)

      -- Use an on_attach function to only map the following keys
      -- after the language server attaches to the current buffer
      local on_attach = function(client, bufnr)
	-- Enable completion triggered by <c-x><c-o>
	vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')

	-- Mappings.
	-- See `:help vim.lsp.*` for documentation on any of the below functions
	local bufopts = { noremap=true, silent=true, buffer=bufnr }
	vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
	vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
	vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
	vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
	vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
	vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, bufopts)
	vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
	vim.keymap.set('n', '<space>wl', function()
	  print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
	end, bufopts)
	vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, bufopts)
	vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, bufopts)
	vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action, bufopts)
	vim.keymap.set('n', 'gr', vim.lsp.buf.references, bufopts)
	vim.keymap.set('n', '<space>f', function() vim.lsp.buf.format { async = true } end, bufopts)
      end

      local lsp_flags = {
	-- This is the default in Nvim 0.7+
	debounce_text_changes = 150,
      }
      require('lspconfig')['pyright'].setup{
	  on_attach = on_attach,
	  flags = lsp_flags,
      }
      require('lspconfig')['tsserver'].setup{
	  on_attach = on_attach,
	  flags = lsp_flags,
      }
   end
}
