1 <?xml version="1.0" encoding="UTF-8" standalone="no"?>

     2 <Python xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.w3.org/2001/XMLSchema" xsi:schemaLocation="py_ext_xsd.xsd">

     3 <![CDATA[import threading

     4 

     5 MyT = None

     6 Stop = False

     7 

     8 def DoLog():

     9     global MyT,Stop

    10     MyT=threading.Timer(0.03, DoLog)

    11     if not Stop : MyT.start()

    12     Stop = False

    13     PLCObject.LogMessage("Python side Logging")

    14 

    15 def StopLog():

    16     global MyT,Stop

    17     Stop=True

    18     if MyT is not None: MyT.cancel()

    19 

    20 _runtime_begin.append(DoLog)

    21 _runtime_cleanup.append(StopLog)

    22 ]]>

    23 </Python>