Changeset 3420

Timestamp:

10/04/08 10:49:42 (16 years ago)

Author:

jerome

Message:

Don't ask for unnecessary printer attributes : we only need the
device-uri, so we don't need to waste bandwidth to retrieve other
attributes, especially when we've got a huge number of printers.

Files:

• pykota/trunk/bin/pkprinters (modified) (1 diff)

pykota/trunk/bin/pkprinters

@@ -64 +64 @@
         req = cups.newRequest(pkipplib.IPP_GET_PRINTER_ATTRIBUTES)
         req.operation["printer-uri"] = ("uri", cups.identifierToURI("printers", printername))
+        req.operation["requested-attributes"] = ("keyword", "device-uri")
         try :
             return cups.doRequest(req).printer["device-uri"][0][1]
-        except :
+        except (AttributeError, IndexError) :
             self.printInfo(_("Impossible to retrieve %(printername)s's DeviceURI") % locals(), "warn")
             return ""