Switch to pyright instead of Ycm

.vim/coc-settings.json

@@ -0,0 +1,3 @@
+{
+    "python.linting.enabled": false
+}

.vimrc

@@ -6,11 +6,15 @@ let $VIMHOME = VIMHOME
 " vim-plug
 call plug#begin(VIMHOME."/plugs")
 " Plug 'OmniSharp/omnisharp-vim'
+Plug 'prabirshrestha/asyncomplete.vim'
+Plug 'prabirshrestha/vim-lsp'
+Plug 'prabirshrestha/asyncomplete-lsp.vim'
+Plug 'ervandew/supertab'
 Plug 'neoclide/coc.nvim', {'branch': 'release'}
 Plug 'ConradIrwin/vim-bracketed-paste'
 Plug 'NLKNguyen/papercolor-theme'
 Plug 'Shougo/deoplete.nvim'
-Plug 'Valloric/YouCompleteMe'
+" Plug 'Valloric/YouCompleteMe'
 Plug 'christoomey/vim-tmux-navigator'
 Plug 'cohama/lexima.vim', {'do': 'sed -i \"s/has(.nvim.) && //\" autoload/lexima/insmode.vim'}
 Plug 'editorconfig/editorconfig-vim'
@@ -54,8 +58,8 @@ nnoremap <C-E> <C-U>
 
 " don't store .swp files in the file's own directory
 " neither for .ext~ files
-set directory=/home/user/.vim/tmp/
-set backupdir=/home/user/.vim/tmp/
+set directory=/home/server/.vim/tmp/
+set backupdir=/home/server/.vim/tmp/
 
 " VimWiki
 let g:vimwiki_key_mappings = { 'table_mappings': 0  }
@@ -200,22 +204,56 @@ Ext 'coc-snippets'
 Ext 'coc-emoji'
 Ext 'coc-highlight'
 Ext 'coc-emmet'
-Ext 'coc-omnisharp'
+" Ext 'coc-omnisharp'
 Ext 'coc-vimtex'
 Ext 'coc-json'
 Ext 'coc-java'
+Ext 'coc-pyright'
 
 delc Ext
 
-" Tab for completion
+" Language Server
 
-" use <tab> for trigger completion and navigate to the next complete item
-" function! s:check_back_space() abort
-"   let col = col('.') - 1
-"   return !col || getline('.')[col - 1]  =~ '\s'
-" endfunction
-"
-" inoremap <silent><expr> <Tab>
-"       \ pumvisible() ? "\<C-n>" :
-"       \ <SID>check_back_space() ? "\<Tab>" :
-"       \ coc#refresh()
+if executable('pyls')
+    " pip install python-language-server
+    au User lsp_setup call lsp#register_server({
+        \ 'name': 'pyls',
+        \ 'cmd': {server_info->['pyls']},
+        \ 'allowlist': ['python'],
+        \ })
+endif
+
+function! s:on_lsp_buffer_enabled() abort
+    setlocal omnifunc=lsp#complete
+    setlocal signcolumn=yes
+    if exists('+tagfunc') | setlocal tagfunc=lsp#tagfunc | endif
+    nmap <buffer> gd <plug>(lsp-definition)
+    nmap <buffer> gs <plug>(lsp-document-symbol-search)
+    nmap <buffer> gS <plug>(lsp-workspace-symbol-search)
+    nmap <buffer> gr <plug>(lsp-references)
+    nmap <buffer> gi <plug>(lsp-implementation)
+    nmap <buffer> gt <plug>(lsp-type-definition)
+    nmap <buffer> <leader>rn <plug>(lsp-rename)
+    nmap <buffer> [g <plug>(lsp-previous-diagnostic)
+    nmap <buffer> ]g <plug>(lsp-next-diagnostic)
+    nmap <buffer> K <plug>(lsp-hover)
+    nnoremap <buffer> <expr><c-f> lsp#scroll(+4)
+    nnoremap <buffer> <expr><c-d> lsp#scroll(-4)
+
+    let g:lsp_format_sync_timeout = 1000
+    autocmd! BufWritePre *.rs,*.go call execute('LspDocumentFormatSync')
+
+    " refer to doc to add more commands
+endfunction
+
+augroup lsp_install
+    au!
+    " call s:on_lsp_buffer_enabled only for languages that has the server registered.
+    autocmd User lsp_buffer_enabled call s:on_lsp_buffer_enabled()
+augroup END
+
+
+
+" Tab for completion
+let g:SuperTabContextDefaultCompletionType = "<c-n>"
+let g:SuperTabDefaultCompletionType = "<c-n>"