Add unused semshi plugin config

home/.config/nvim/lua/plugins.d/deprecated/semshi.lua

@@ -0,0 +1,31 @@
+local vim = require("vim")
+local cmd = vim.cmd
+local fn = vim.fn
+
+-- Unused because the extension significantly slows down the opening time for vim.
+-- Also, while the semantic highlighting in it is neat, for me, it isn't worth in.
+--
+-- The extension default colorscheme makes the code look like unicorn vommit.
+-- I'd prefer a simpler extension that only really distinguishes between classes,
+-- functions and perhaps unused variables. I don't need to see a different color
+-- when I access something as an attribute, but it would be neat to see what that
+-- attribute actually holds, is it a class or a fucntion. But from my searching,
+-- I wasn't able to find anything like this. This is open to pull requests.
+cmd[[Plug 'numirias/semshi', { 'do': ':UpdateRemotePlugins' }]]
+
+if (fn.has("python3")) then
+    fn.system({"pip", "install", "nvim", "--upgrade"})
+end
+
+cmd[[
+function MyCustomHighlights()
+    hi semshiParameter  ctermfg=117 guifg=#93CCED
+    hi semshiParameterUnused ctermfg=117 guifg=#5e8193 cterm=underline gui=underline
+    hi semshiBuiltin         ctermfg=29 guifg=#48bda5
+    hi semshiAttribute       ctermfg=254  guifg=#d1d1d1
+    hi semshiImported        ctermfg=214 guifg=#f8c466 cterm=bold gui=bold
+    hi semshiLocal           ctermfg=209 guifg=#ff875f
+endfunction
+
+autocmd FileType python call MyCustomHighlights()
+]]