Tiny code and docs fixes for gmusic (#2586)

beetsplug/gmusic.py

@@ -13,7 +13,7 @@
 # The above copyright notice and this permission notice shall be
 # included in all copies or substantial portions of the Software.
 
-"""Uploads files to Google Play Music"""
+"""Upload files to Google Play Music and list songs in its library."""
 
 from __future__ import print_function
 import os.path
@@ -41,6 +41,7 @@ class Gmusic(BeetsPlugin):
     def commands(self):
         gupload = Subcommand('gmusic-upload',
                              help=u'upload your tracks to Google Play Music')
+        gupload.func = self.upload
 
         search = Subcommand('gmusic-songs',
                             help=u'list of songs in Google Play Music library'
@@ -51,7 +52,6 @@ class Gmusic(BeetsPlugin):
         search.parser.add_option('-a', '--artist', dest='artist',
                                  action='store_true',
                                  help='Search by artist')
-        gupload.func = self.upload
         search.func = self.search
         return [gupload, search]
 
@@ -75,7 +75,10 @@ class Gmusic(BeetsPlugin):
                          Mobileclient.FROM_MAC_ADDRESS)
             files = mobile.get_all_songs()
         except NotLoggedIn:
-            ui.print_('Error occured. Please check your email and password')
+            ui.print_(
+                'Authentication error. Please check your email and password.'
+            )
+            return
         if not args:
             for i, file in enumerate(files, start=1):
                 print(i, ui.colorize('blue', file['artist']),

docs/plugins/gmusic.rst

@@ -1,48 +1,49 @@
 Gmusic Plugin
 =============
 
-This plugin allows you to manage your Google Play Music library with beets.
+The ``gmusic`` plugin lets you upload songs to Google Play Music and query
+songs in your library.
 
 
 Installation
 ------------
 
-The plugin requires `gmusic`_. You can install it using `pip`::
+The plugin requires `gmusicapi`_. You can install it using `pip`::
 
     pip install gmusicapi
 
-.. _gmusic: https://github.com/simon-weber/gmusicapi/
+.. _gmusicapi: https://github.com/simon-weber/gmusicapi/
+
+Then, you can enable the ``gmusic`` plugin in your configuration (see
+:ref:`using-plugins`).
+
 
 Usage
 -----
 
-To use the ``gmusic`` plugin, enable it in your configuration file.
+To upload tracks to Google Play Music, use the ``gmusic-upload`` command::
 
-Then, add your Google email and password to configuration file under a ``gmusic`` section, if you want to be able to search for songs in your library.
-It's not necessary if you only upload files. ::
+    beet gmusic-upload [QUERY]
+
+If you don't include a query, the plugin will upload your entire collection.
+
+To query the songs in your collection, you will need to add your Google
+credentials to your beets configuration file. Put your Google username and
+password under a section called ``gmusic``, like so::
 
     gmusic:
-        email: email
-        password: password
+        email: user@example.com
+        password: seekrit
 
+Then, use the ``gmusic-songs`` command to list music::
 
-If you want to upload your tracks use ``gmusic-upload`` command::
+    beet gmusic-songs [-at] [ARGS]
 
-    beet gmusic-upload [ARGS...]
-
-If no arguments are provided, it will upload your entire beet collection.
-
-In case you want to search for songs in your Google Music library just use::
-
-    beet gmusic-songs [OPTS...] [ARGS...]
-
-    Options:
-    -a, --artist        search by artist name
-    -t, --track         search by track
-
-For example::
+Use the ``-a`` option to search by artist and ``-t`` to search by track. For
+example::
 
     beet gmusic-songs -a John Frusciante
     beet gmusic-songs -t Black Hole Sun
 
-If you want a list of all songs simply leave it without arguments and options.
+For a list of all songs in your library, run ``beet gmusic-songs`` without any
+arguments.