Add jedi plugin for python file completion

.gitmodules

@@ -31,3 +31,6 @@
 [submodule "pack/plugins/start/vim-tmux-navigator"]
 	path = pack/plugins/start/vim-tmux-navigator
 	url = https://github.com/christoomey/vim-tmux-navigator.git
+[submodule "pack/plugins/start/jedi-vim"]
+	path = pack/plugins/start/jedi-vim
+	url = https://github.com/davidhalter/jedi-vim.git

after/ftplugin/python.vim

@@ -1,2 +1,5 @@
 setlocal shiftwidth=4
 setlocal softtabstop=4
+
+let b:ale_linters = ['pylint', 'jedils']
+let b:ale_fixers = ['black']

pack/plugins/start/jedi-vim

@@ -0,0 +1 @@
+Subproject commit 5d4615707fc7bce8a4f1fdaa5f7f07c11637bc30

vimrc

@@ -3,6 +3,7 @@ source $VIMRUNTIME/defaults.vim
 
 colorscheme slate
 set laststatus=2
+let mapleader=","
 
 set number
 set listchars=trail:.,tab:>_
@@ -34,9 +35,6 @@ let g:netrw_list_hide= '\(^\|\s\s\)\zs\.\S\+'
 
 let g:python_highlight_all = 1
 
-let g:ale_completion_enabled = 1
-set omnifunc=ale#completion#OmniFunc
-
 let g:lightline = {}
 
 let g:lightline.component_expand = {