return false, not 'continue', when not finished

anki/collection.py

@@ -144,7 +144,7 @@ crt=?, mod=?, scm=?, dty=?, usn=?, ls=?, conf=?""",
             self.media.close()
 
     def reopen(self):
-        "Reconnect to DB (after changing threads, etc). Doesn't reload."
+        "Reconnect to DB (after changing threads, etc)."
         import anki.db
         if not self.db:
             self.db = anki.db.DB(self.path)

anki/media.py

@@ -347,7 +347,6 @@ create table log (fname text primary key, type int);
         if finished:
             self.syncMod()
         # also need to clear log after sync finished
-
         return finished
 
     # Streaming zips

anki/sync.py

@@ -557,7 +557,7 @@ class MediaSyncer(object):
         while 1:
             runHook("sync", "streamMedia")
             zip = self.server.files()
-            if self.addFiles(zip=zip) != "continue":
+            if self.addFiles(zip=zip):
                 break
         # step 4: stream files to the server
         runHook("sync", "client")
@@ -565,7 +565,7 @@ class MediaSyncer(object):
             runHook("sync", "streamMedia")
             zip = self.files()
             usn = self.server.addFiles(zip=zip)
-            if usn != "continue":
+            if usn:
                 # when server has run out of files, it returns bumped usn
                 break
         # step 5: finalize