My VIM as Python IDE

.vimrc

set nocompatible
filetype off
set dir=~/.vim/tmp//
 
" Alias
nnoremap <C-Left> :bp<CR>
nnoremap <C-Right> :bn<CR>
 
" Colors
syntax enable
set background=dark
let g:solarized_visibility = "high"
colorscheme solarized
 
" Spaces & Tabs
set tabstop=4     " number of visual spaces per TAB
set softtabstop=4 " number of spaces in tab when editing
set shiftwidth=4
set expandtab       " tabs are spaces
 
" UI
set cursorline     " highlight current line
filetype indent on " load filetype-specific indent files
set wildmenu       " visual autocomplete options
set lazyredraw     " redraw only if needed
set showmatch      " highlight matching brackets and stuff
 
" Search
set incsearch  " search as characters are entered
set hlsearch   " highlight matches
set ignorecase " case insensitive search
 
" Folding
set foldenable
 
" NERDTree
let NERDTreeQuitOnOpen = 1
let NERDTreeShowHidden = 1
let NERDTreeIgnore = ['\.pyc$', '__pycache__$', '\~$']
nnoremap <leader>n :NERDTreeFocus<CR>
nnoremap <C-n> :NERDTree<CR>
nnoremap <C-t> :NERDTreeToggle<CR>
nnoremap <C-f> :NERDTreeFind<CR>
 
" vim-airline
let g:airline_powerline_fonts = 1
let g:airline#extensions#tabline#enabled = 1
let g:airline_theme = 'wombat'
 
" Python
let python_highlight_all = 1
let python_space_error_highlight = 1
 
" Makefile
autocmd FileType make set noexpandtab shiftwidth=8 softtabstop=0

Currently using on Vim 8.2.