+ log("EXCEPTION caught <%s> \n %s" %(msg, traceback.format_exc()))
+
+# for some reason the various modules are still triggered even when the
+# data from PLC cannot be reached
+# we show this message instead of the exception stack instead in this case
+def log_missing_data (msg,key):
+ log("%s: could not find the %s key in data (PLC connection down?) - IGNORED"%(msg,key))
+
+def log_data_in_file (data, file, message=""):
+ import pprint, time
+ try:
+ f=open(file,'w')
+ now=time.strftime("Last update: %Y.%m.%d at %H:%M:%S %Z", time.localtime())
+ f.write(now+'\n')
+ if message: f.write('Message:'+message+'\n')
+ pp=pprint.PrettyPrinter(stream=f,indent=2)
+ pp.pprint(data)
+ f.close()
+ except:
+ log_verbose('log_data_in_file failed - file=%s - message=%r'%(file,message))
+
+def log_slivers (data):
+ log_data_in_file (data, LOG_SLIVERS, "raw GetSlivers")