Merge lp:~mvo/software-center/fix-for-unusual-deb-lp1067634 into lp:software-center

[Michael Vogt]

Trivial fix for deb packages without a description field (uncommon
but possible).

=== modified file 'softwarecenter/db/debfile.py'
--- softwarecenter/db/debfile.py	2012-07-19 09:29:16 +0000
+++ softwarecenter/db/debfile.py	2012-10-17 07:20:39 +0000
@@ -121,7 +121,7 @@
     @property
     def description(self):
         if self._deb:
-            description = self._deb._sections["Description"]
+            description = self._deb._sections.get("Description", "")
             s = ('\n').join(description.split('\n')[1:]).replace(" .\n", "")
             return utf8(s)
         return ""
@@ -162,7 +162,7 @@
     @property
     def summary(self):
         if self._deb:
-            description = self._deb._sections["Description"]
+            description = self._deb._sections.get("Description", "")
             # ensure its utf8(), see #738771
             return utf8(description.split('\n')[0])