\--- /usr/bin/livecd-creator     2007-10-30 02:56:37.000000000 +0900
+++ livecd-creator      2007-11-20 19:59:29.623194393 +0900
@@ -598,13 +598,13 @@
# do some clean up to avoid lvm info leakage.  this sucks.
for subdir in ("cache", "backup", "archive"):
-            for f in os.listdir("%s/install\_root/etc/lvm/%s"
-                                %(self.build\_dir, subdir)):
-                try:
+            try:
+                for f in os.listdir("%s/install\_root/etc/lvm/%s"
+                                    %(self.build\_dir, subdir)):
os.unlink("%s/install\_root/etc/lvm/%s/%s"
%(self.build\_dir, subdir, f))
-                except:
-                    pass
+            except:
+                pass
def writeNetworkIfCfg(self, instroot, network):
path = instroot + "/etc/sysconfig/network-scripts/ifcfg-" + network.device

こんな感じかな。pythonは一行たりともかけないけど。