added user level method to get current user of thread

python_apps/media-monitor2/media/saas/thread.py

@@ -1,10 +1,12 @@
 import threading
 
-tc = threading.local()
+class UserlessThread(Exception):
+    def __str__():
+        return "Current thread: %s is not an instance of InstanceThread \
+                of InstanceInheritingThread" % str(threading.current_thread())
 
 class HasUser(object):
-    def user(self): 
-        return self._user
+    def user(self): return self._user
 
 class InstanceThread(threading.Thread, HasUser):
     def __init__(self,user, *args, **kwargs):
@@ -15,3 +17,7 @@ class InstanceInheritingThread(threading.Thread, HasUser):
     def __init__(self, *args, **kwargs):
         self._user = threading.current_thread().user()
         super(InstanceInheritingThread, self).__init__(*args, **kwargs)
+
+def user():
+    try: return threading.current_thread().user()
+    except AttributeError: raise UserlessThread()