* apt/package.py: Allow to set the candidate of a package (Closes: #523997)

  - Support assignments to the 'candidate' property of Package objects.
  - Initial patch by Sebastian Heinlein

2 files changed, 15 insertions, 1 deletions

diff --git a/apt/package.py b/apt/package.py
index f12f5559..db5696ae 100644
--- a/apt/package.py
+++ b/apt/package.py
@@ -513,16 +513,27 @@ class Package(object):
     def __repr__(self):
         return '<Package: name:%r id:%r>' % (self._pkg.Name, self._pkg.ID)
 
-    @property
     def candidate(self):
         """Return the candidate version of the package.
 
+        This property is writeable to allow you to set the candidate version
+        of the package. Just assign a Version() object, and it will be set as
+        the candidate version.
+
         .. versionadded:: 0.7.9
         """
         cand = self._pcache._depcache.GetCandidateVer(self._pkg)
         if cand is not None:
             return Version(self, cand)
 
+    def __set_candidate(self, version):
+        """Set the candidate version of the package."""
+        self._pcache.cachePreChange()
+        self._pcache._depcache.SetCandidateVer(self._pkg, version._cand)
+        self._pcache.cachePostChange()
+
+    candidate = property(candidate, __set_candidate)
+
     @property
     def installed(self):
         """Return the currently installed version of the package.
diff --git a/debian/changelog b/debian/changelog
index a9518d7d..d356c3cf 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -9,6 +9,9 @@ python-apt (0.7.11) UNRELEASED; urgency=low
   * Add support for the Breaks fields
   * Only create Package objects when they are requested, do not keep them in
     a dict. Saves 10MB for 25,000 packages on my machine.
+  * apt/package.py: Allow to set the candidate of a package (Closes: #523997)
+    - Support assignments to the 'candidate' property of Package objects.
+    - Initial patch by Sebastian Heinlein
 
  -- Julian Andres Klode <jak@debian.org>  Wed, 15 Apr 2009 13:47:42 +0200