Fix pylookup

- Set executable bit on pylookup.py
- Add update functions to autoload
- Document use of update functions
- Fix path setup

layers/+lang/python/README.org

@@ -11,6 +11,7 @@
    - [[#anaconda-dependencies][Anaconda dependencies]]
    - [[#automatic-buffer-formatting-on-save][Automatic buffer formatting on save]]
    - [[#autoflake][autoflake]]
+   - [[#pylookup][pylookup]]
  - [[#key-bindings][Key Bindings]]
    - [[#inferior-repl-process][Inferior REPL process]]
    - [[#running-python-script-in-shell][Running Python Script in shell]]
@@ -19,7 +20,6 @@
    - [[#other-python-commands][Other Python commands]]
 
 * Description
-
 This layer adds support for the Python language.
 
 ** Features:
@@ -42,7 +42,6 @@ To use this contribution add it to your =~/.spacemacs=
 #+END_SRC
 
 ** Test runner
-
 Both =nose= and =pytest= are supported. By default =nose= is used.
 To choose your test runner set the layer variable =python-test-runner= to
 either =nose= or =pytest=.
@@ -75,7 +74,6 @@ setting your ~PYTHONPATH~ as explained at
 https://github.com/proofit404/anaconda-mode#pythonpath
 
 ** Automatic buffer formatting on save
-
 To enable automatic buffer formatting on save with  [[https://github.com/google/yapf][YAPF]] set the variable
 =python-enable-yapf-format-on-save= to =t=.
 
@@ -91,6 +89,10 @@ To be able to suppress unused imports easily, install [[https://github.com/myint
   pip install autoflake
 #+END_SRC
 
+** pylookup
+To use =pylookup= on ~SPC m h H~, make sure you update the database first, using
+~SPC : pylookup-update~.
+
 * Key Bindings
 
 ** Inferior REPL process

layers/+lang/python/extensions.el

@@ -54,7 +54,7 @@
 
 (defun python/init-pylookup ()
   (use-package pylookup
-    :commands pylookup-lookup
+    :commands (pylookup-lookup pylookup-update pylookup-update-all)
     :init
     (progn
       (evilify pylookup-mode pylookup-mode-map)
@@ -62,10 +62,10 @@
         "mhH"  'pylookup-lookup))
     :config
     (progn
-      (let ((dir (configuration-layer/get-layer-property 'python)))
-        (setq pylookup-dir (concat dir "/pylookup")
-              pylookup-program (concat pylookup-dir "/pylookup.py")
-              pylookup-db-file (concat pylookup-dir "/pylookup.db"))))))
+      (let ((dir (configuration-layer/get-layer-local-dir 'python)))
+        (setq pylookup-dir (concat dir "pylookup/")
+              pylookup-program (concat pylookup-dir "pylookup.py")
+              pylookup-db-file (concat pylookup-dir "pylookup.db"))))))
 
 (defun python/init-py-yapf ()
   (use-package py-yapf