Mr SZ wrote:

Hi,

I am writing a small script that changes my pidgin status to away when I lock my screen.I'm using the DBUS API for pidgin and gnome-screensaver.Here's the code:

#!/usr/bin/env python

import dbus, gobject
from dbus.mainloop.glib import DBusGMainLoop
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
bus = dbus.SessionBus()

obj = bus.get_object("im.pidgin.purple.PurpleService", "/im/pidgin/purple/PurpleObject")
purple = dbus.Interface(obj, "im.pidgin.purple.PurpleInterface")


STATUS_AVAILABLE = 2
STATUS_AWAY = 5

ORIG_TYPE = 0
ORIG_MSG = ""


def my_func2(IsEnabled):

you need
      global ORIG_TYPE,ORIG_MSG

    if IsEnabled:
ORIG_TYPE,ORIG_MSG = get_current()

because this otherwise marks them as local.

[snip]

When I run it,it errors out at :

set_status(ORIG_TYPE,ORIG_MSG) giving the error "UnboundLocalError: local variable 'ORIG_TYPE' referenced before assignment" .This happens

In the future, copy and paste the full traceback, which often has additional useful information -- like the line # of the call -- which is not so obvious to someone who has not read the code.

Aren't ORIG_TYPE and ORIG_MSG global variables? Where am I going wrong?Everything works fine if I set the arguments manually to the set_status function.

*Any* assignment to a name, including with def, class, import, and augmented assignment, even if the statement is unreachable and cannot be executed, marks the name as local -- unless you specify it as global (or nonlocal in 3.0).

tjr

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