diff --git a/autoload/SpaceVim/layers/lang/python.vim b/autoload/SpaceVim/layers/lang/python.vim
index 1ec27b276..dea02edd7 100644
--- a/autoload/SpaceVim/layers/lang/python.vim
+++ b/autoload/SpaceVim/layers/lang/python.vim
@@ -58,7 +58,7 @@ function! SpaceVim#layers#lang#python#config() abort
     augroup end
   endif
   " }}}
-
+ let g:deoplete#sources#jedi#enable_typeinfo = s:enable_typeinfo
   call SpaceVim#plugins#runner#reg_runner('python', 
         \ {
         \ 'exe' : function('s:getexe'),
@@ -164,19 +164,28 @@ function! s:go_to_def() abort
   endif
 endfunction
 
-  let s:format_on_save = 0
-  let s:python_file_head = [
-        \ '#!/usr/bin/env python',
-        \ '# -*- coding: utf-8 -*-',
-        \ '',
-        \ ''
-        \ ]
+let s:format_on_save = 0
+let s:python_file_head = [
+      \ '#!/usr/bin/env python',
+      \ '# -*- coding: utf-8 -*-',
+      \ '',
+      \ ''
+      \ ]
+let s:enable_typeinfo = 0
 function! SpaceVim#layers#lang#python#set_variable(var) abort
 
   let s:format_on_save = get(a:var,
+        \ 'format_on_save',
+        \ get(a:var,
         \ 'format-on-save',
-        \ 0)
+        \ s:format_on_save))
   let s:python_file_head = get(a:var,
+        \ 'python_file_head',
+        \ get(a:var,
         \ 'python-file-head',
-        \ s:python_file_head)
+        \ s:python_file_head))
+  let s:enable_typeinfo = get(a:var,
+        \ 'enable_typeinfo',
+        \ s:enable_typeinfo
+        \ )
 endfunction
diff --git a/docs/cn/layers/lang/python.md b/docs/cn/layers/lang/python.md
index dbae297c4..bead3be12 100644
--- a/docs/cn/layers/lang/python.md
+++ b/docs/cn/layers/lang/python.md
@@ -60,7 +60,14 @@ pip install --user flake8
 
 **代码格式化：**
 
-默认的代码格式化快捷键为 `SPC b f`， 需要安装 `yapf`。若需要在保存文件时自动格式化该 Python 文件，需要设置 `format-on-save` 为 `true`。
+默认的代码格式化快捷键为 `SPC b f`， 需要安装 `yapf`。
+若需要在保存文件时自动格式化该 Python 文件，需要设置 `format_on_save` 为 `true`。
+
+```toml
+[[layers]]
+  name = "lang#python"
+  format_on_save = 1
+```
 
 ```sh
 pip install --user yapf
@@ -91,12 +98,12 @@ pip install --user coverage
 ## 模块设置
 
 默认情况下，当新建一个空白 python 文件时，会自动添加文件头，如果需要修改默认的文件头样式，
-可以通过设置 `python-file-head` 选项：
+可以通过设置 `python_file_head` 选项：
 
 ```toml
 [[layers]]
   name = "lang#python"
-  python-file-head = [
+  python_file_head = [
       '#!/usr/bin/env python',
       '# -*- coding: utf-8 -*-',
       '',
@@ -104,6 +111,14 @@ pip install --user coverage
   ]
 ```
 
+默认自动补全是不显示类型信息，因为这会让补全变得比较慢，如果需要显示，可以启用 `enable_typeinfo` 选项：
+
+```toml
+[[layers]]
+  name = "lang#python"
+  enable_typeinfo = true
+```
+
 ## 快捷键
 
 ### 跳至定义处
@@ -120,14 +135,13 @@ pip install --user coverage
 
 ### 测试覆盖
 
-| 模式   | 快捷键      | 功能描述       |
+| 模式   | 快捷键      | 功能描述          |
 | ------ | ----------- | ----------------- |
 | normal | `SPC l c r` | coverager report  |
 | normal | `SPC l c s` | coverager show    |
 | normal | `SPC l c e` | coverager session |
 | normal | `SPC l c f` | coverager refresh |
 
-
 ### 交互式编程
 
 启动 `python` 或 `ipython` 交互进程，快捷键为： `SPC l s i`。如果存在可执行命令 `ipython`，
diff --git a/docs/layers/lang/python.md b/docs/layers/lang/python.md
index fbc4ab8d0..4c43e40bc 100644
--- a/docs/layers/lang/python.md
+++ b/docs/layers/lang/python.md
@@ -47,7 +47,6 @@ To use this configuration layer, add following snippet to your custom configurat
 
 ### language tools
 
-
 **syntax checking:**
 
 `checker` layer provide syntax checking feature, and for Python it uses `flake8` package:
@@ -58,12 +57,15 @@ pip install --user flake8
 
 **code formatting:**
 
-The default key binding for formatting buffer is `SPC b f`, and you need to install `yapf`. To enable automatic buffer formatting on save, load this layer with setting `format-on-save` to `1`.
+The default key binding for formatting buffer is `SPC b f`,
+and you need to install `yapf`.
+To enable automatic buffer formatting on save,
+load this layer with setting `format_on_save` to `1`.
 
-```
+```toml
 [[layers]]
   name = "lang#python"
-  format-on-save = 1
+  format_on_save = 1
 ```
 
 ```sh
@@ -95,12 +97,12 @@ pip install --user coverage
 ## Configuration
 
 By default, when create a new python file, SpaceVim will insert file head automatically.
-to change the file head, use `python-file-head` option:
+to change the file head, use `python_file_head` option:
 
 ```toml
 [[layers]]
   name = "lang#python"
-  python-file-head = [
+  python_file_head = [
       '#!/usr/bin/env python',
       '# -*- coding: utf-8 -*-',
       '',
@@ -108,6 +110,15 @@ to change the file head, use `python-file-head` option:
   ]
 ```
 
+When enable autocomplete layer, the symbol will be complete automatically. By default the type info
+is disabled, because it is too slow. To enable type info:
+
+```toml
+[[layers]]
+  name = "lang#python"
+  enable_typeinfo = true
+```
+
 ## Key bindings
 
 ### Jump to definition