add tools from distri, assign data sources

tools/pyUANamespace/logger.py

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+#!/usr/bin/env/python
+# -*- coding: utf-8 -*-
+
+###
+### Author:  Chris Iatrou (ichrispa@core-vector.net)
+### Version: rev 13
+###
+### This program was created for educational purposes and has been
+### contributed to the open62541 project by the author. All licensing
+### terms for this source is inherited by the terms and conditions
+### specified for by the open62541 project (see the projects readme
+### file for more information on the LGPL terms and restrictions).
+###
+### This program is not meant to be used in a production environment. The
+### author is not liable for any complications arising due to the use of
+### this program.
+###
+
+from __future__ import print_function
+import inspect
+
+###
+### Tidy logging helpers
+###
+
+LOG_LEVEL_DEBUG  = 4
+LOG_LEVEL_INFO   = 2
+LOG_LEVEL_WARN   = 1
+LOG_LEVEL_ERROR  = 0
+LOG_LEVEL_SILENT = -1
+
+# Change the following to filter logging output
+GLOBAL_LOG_LEVEL = LOG_LEVEL_SILENT
+
+def log(callee, logstr, level=LOG_LEVEL_DEBUG):
+  prefixes = { LOG_LEVEL_DEBUG : "DBG: ",
+               LOG_LEVEL_INFO  : "INF: ",
+               LOG_LEVEL_WARN  : "WRN: ",
+               LOG_LEVEL_ERROR : "ERR: ",
+               LOG_LEVEL_SILENT: ""
+            }
+  if level <= GLOBAL_LOG_LEVEL:
+    if prefixes.has_key(level):
+      print(str(prefixes[level]) + callee.__class__.__name__ + "." + inspect.stack()[1][3] +  "(): " + logstr)
+    else:
+      print(callee.__class__.__name__  + "." + inspect.stack()[1][3] + "(): " + logstr)