Updated.

nvim/init.vim

@@ -6,21 +6,39 @@
 "   | |    	   https://pim.wtf/
 "   \_|
 "
-" Neovim configuation file.
+" Neovim configuration file.
 
+" load all plugins.
 call plug#begin('~/.local/share/nvim/plugged')
 Plug 'vimsence/vimsence'
 Plug 'lervag/vimtex'
 Plug 'python-mode/python-mode'
 Plug 'rust-lang/rust.vim'
 Plug 'Gavinok/vim-troff'
+Plug 'vim-airline/vim-airline'
+Plug 'Yggdroot/indentLine'
 call plug#end()
 
-:set number relativenumber
+" configurations.
+set number relativenumber
+set tabstop=8 softtabstop=0 expandtab shiftwidth=4 smarttab
+set softtabstop=0 noexpandtab
+autocmd BufRead *.md set spell spelllang=en_uk
+highlight LineNr ctermfg=8
 
+" vimtex configuration.
 let g:tex_flavor='latex'
 let g:vimtex_view_method='zathura'
 let g:vimtex_quickfix_mode=0
-let g:vimtex_view_general_viewer = 'zathura'
+let g:vimtex_view_general_viewer='zathura'
 
-highlight LineNr ctermfg=8
+" ignore some dumb PEP8 warnings.
+let g:pymode_lint_ignore="E501,W"
+let g:pymode_lint_ignore="E302,W"
+
+"Set color of PEP8 line end column to grey.
+autocmd BufRead *.py hi ColorColumn ctermbg=8
+
+" other plugins configuration
+let g:indentLine_leadingSpaceEnabled=1
+let g:airline#extensions#wordcount#enabled=1