management: Add option to set description of default stream groups.

zerver/management/commands/create_default_stream_groups.py

@@ -17,6 +17,22 @@ Create default stream groups which the users can choose during sign up.
         # type: (ArgumentParser) -> None
         self.add_realm_args(parser, True)
 
+        parser.add_argument(
+            '-n', '--name',
+            dest='name',
+            type=str,
+            required=True,
+            help='Name of the group you want to create.'
+        )
+
+        parser.add_argument(
+            '-d', '--description',
+            dest='description',
+            type=str,
+            required=True,
+            help='Description of the group.'
+        )
+
         parser.add_argument(
             '-s', '--streams',
             dest='streams',
@@ -24,14 +40,6 @@ Create default stream groups which the users can choose during sign up.
             required=True,
             help='A comma-separated list of stream names.')
 
-        parser.add_argument(
-            '-d', '--default-stream-group',
-            dest='default_stream_group',
-            type=str,
-            required=True,
-            help='Name of the group you want to create.'
-        )
-
     def handle(self, *args, **options):
         # type: (*Any, **Any) -> None
         realm = self.get_realm(options)
@@ -45,15 +53,17 @@ Create default stream groups which the users can choose during sign up.
 
         try:
             default_stream_group = DefaultStreamGroup.objects.get(
-                name=options["default_stream_group"], realm=realm)
+                name=options["name"], realm=realm, description=options["description"])
         except DefaultStreamGroup.DoesNotExist:
             default_stream_group = DefaultStreamGroup.objects.create(
-                name=options["default_stream_group"], realm=realm)
+                name=options["name"], realm=realm, description=options["description"])
         default_stream_group.streams = streams
         default_stream_group.save()
 
         default_stream_groups = DefaultStreamGroup.objects.all()
         for default_stream_group in default_stream_groups:
             print(default_stream_group.name)
+            print(default_stream_group.description)
             for stream in default_stream_group.streams.all():
                 print(stream.name)
+            print("")