html: add NoAssignee support

There are no assignee tasks, and html.py will be error at such
tasks. This patch care it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/scripts/view.py b/scripts/view.py
index baad0f3..48c6f71 100755
--- a/scripts/view.py
+++ b/scripts/view.py
@@ -149,7 +149,9 @@ class viewer(base.base):
         self.text += "Title:    {}\n".format(self.get_data("title"))
 
         # show assignee
-        self.text += "Assignee: {}\n".format(self.get_data("assignee"))
+        assignee = self.get_data("assignee")
+        if (len(assignee)):
+            self.text += "Assignee: {}\n".format(assignee)
 
         if (self.with_file):
             self.text += "File:     {}\n".format(