* use the new CacheFile::ListUpdate() code

* add example in doc/examples/update.py

1 files changed, 2 insertions, 8 deletions

diff --git a/apt/cache.py b/apt/cache.py
index 65f3c9d9..dc2f5522 100644
--- a/apt/cache.py
+++ b/apt/cache.py
@@ -166,6 +166,7 @@ class Cache(object):
             os.close(lock)
 
     def update(self, fetchProgress=None):
+        " run the equivalent of apt-get update "
         lockfile = apt_pkg.Config.FindDir("Dir::State::Lists") + "lock"
         lock = apt_pkg.GetLock(lockfile)
         if lock < 0:
@@ -174,14 +175,7 @@ class Cache(object):
         try:
             if fetchProgress == None:
                 fetchProgress = apt.progress.FetchProgress()
-            fetcher = apt_pkg.GetAcquire(fetchProgress)
-            # this can throw a exception
-            self._list.GetIndexes(fetcher)
-            # now run the fetcher, throw exception if something fails to be
-            # fetched
-            if self._runFetcher(fetcher) == fetcher.ResultContinue:
-                return True
-            return False
+            return self._cache.Update(fetchProgress, self._list)
         finally:
             os.close(lock)