lineage-push: Add message support

Change-Id: Ia6a638ff6447ea59a34e288b299d2fa9143424a7

lineage-push/README.md

@@ -1,8 +1,8 @@
 # LineageOS Push Script
 
 ```
-usage: lineage-push.py [-h] [-b] [-d] [-e] [-f] [-l LABEL] [-p [PRIVATE]]
-                       [-r REF] [-s] [-t TOPIC] [-w [WIP]]
+usage: lineage-push.py [-h] [-b] [-d] [-e] [-f] [-l LABEL] [-m [MESSAGE]]
+                       [-p [PRIVATE]] [-r REF] [-s] [-t TOPIC] [-w [WIP]]
                        branch
 
 Pushes a local git repository's changes to Gerrit for code review
@@ -18,6 +18,8 @@ optional arguments:
   -f, --force           force push
   -l LABEL, --label LABEL
                         assign label
+  -m [MESSAGE], --message [MESSAGE]
+                        add message to change
   -p [PRIVATE], --private [PRIVATE]
                         upload change as private
   -r REF, --ref REF     push to specified ref

lineage-push/lineage-push.py

@@ -7,6 +7,10 @@ import subprocess
 import sys
 from argparse import ArgumentParser, ArgumentTypeError
 
+try:
+    from urllib.parse import quote_plus
+except ImportError:
+    from urllib import quote_plus
 
 def push(args):
     command = 'git push'
@@ -61,6 +65,9 @@ def push(args):
     elif args.wip == False:
         command += '%ready'
 
+    if args.message:
+        command += '%m={}'.format(quote_plus(args.message))
+
     sys.exit(subprocess.call(command, shell=True))
 
 
@@ -86,6 +93,8 @@ def parse_cmdline():
     parser.add_argument(
         '-f', '--force', action='store_true', help='force push')
     parser.add_argument('-l', '--label', help='assign label')
+    parser.add_argument('-m', '--message', nargs='?',
+                        help='add message to change')
     parser.add_argument('-p', '--private', type=str2bool, nargs='?',
                         const=True, help='upload change as private')
     parser.add_argument(