[game-data-packager] 12/17: make-template: don't print {} if there is no package data

[Simon McVittie]

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smcv pushed a commit to branch master
in repository game-data-packager.

commit 3f556a6188039622438ddcf1cf545a770c5f1cdf
Author: Simon McVittie <smcv at debian.org>
Date:   Wed Dec 30 00:04:44 2015 +0000

    make-template: don't print {} if there is no package data
---
 game_data_packager/make_template.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/game_data_packager/make_template.py b/game_data_packager/make_template.py
index bc4db2b..6108a54 100644
--- a/game_data_packager/make_template.py
+++ b/game_data_packager/make_template.py
@@ -551,7 +551,9 @@ class GameData(object):
                     print('  %s: %s' % (k, self.gog[k]))
 
         print('')
-        yaml.safe_dump(self.data, stream=sys.stdout, default_flow_style=False)
+        if self.data:
+            yaml.safe_dump(self.data, stream=sys.stdout,
+                    default_flow_style=False)
 
         if self.file_data:
             yaml.safe_dump({ 'files': self.file_data }, stream=sys.stdout,

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