Fix DBLOGNAME (".Db") diagnostics for database class instance

gramps/gen/dbstate.py

@@ -184,8 +184,15 @@ class DbState(Callback):
                     self.save_modules()
             mod = pmgr.load_plugin(pdata)
             database = getattr(mod, pdata.databaseclass)
-            _LOG.debug("make_database %s" % database)
-            return database()
+            db = database()
+            import inspect
+            caller_frame = inspect.stack()[1]
+            _LOG.debug("Database class instance created Class:%s instance:%s. "
+                       "Called from File %s, line %s, in %s"
+                       % ((db.__class__.__name__, hex(id(db)))
+                         + (os.path.split(caller_frame[1])[1],)
+                         + tuple(caller_frame[i] for i in range(2, 4))))
+            return db
 
     def open_database(self, dbname, force_unlock=False, callback=None):
         """