Line of sight now works, and is required to look at things. Foundations for NPCs has also been laid.

gamebase.py

@@ -235,10 +235,12 @@ Object can be the name of the object, or its coordinates."""
             if args[0] == 'the':
                 args.pop(0)
             thing, x, y = self.parseCoords(args, usePlayerCoords = False)
-            if thing:
-                print(self.justifyText(str(thing)), file = self.outstream)
-            else:
+            if not self.level.lineOfSight(self.playerx, self.playery, x, y):
+                print("{} cannot see that.".format(self.playerName))
+            elif thing == None:
                 print("There is nothing to see here.\n", file = self.outstream)
+            else:
+                print(self.justifyText(str(thing)), file = self.outstream)
         #_hq.heappush(self.eventQueue, (self.gameTime, _ge.NoOpEvent()))
         
     def use(self, args):