CC-5309:Calendar-> Recording Show: Fail to open context menu

Better error msg, also add more information in show-record.log

python_apps/pypo/recorder.py

@@ -10,6 +10,7 @@ import pytz
 import signal
 import math
 import traceback
+import re
 
 from configobj import ConfigObj
 
@@ -17,6 +18,7 @@ from poster.encode import multipart_encode
 from poster.streaminghttp import register_openers
 
 from subprocess import Popen
+from subprocess import PIPE
 from threading import Thread
 
 import mutagen
@@ -93,12 +95,16 @@ class ShowRecorder(Thread):
         self.logger.info("starting record")
         self.logger.info("command " + command)
 
-        self.p = Popen(args)
+        self.p = Popen(args,stdout=PIPE)
 
         #blocks at the following line until the child process
         #quits
         self.p.wait()
-
+        outmsgs = self.p.stdout.readlines()
+        for msg in outmsgs:
+            m = re.search('^ERROR',msg)
+            if not m == None:
+                self.logger.info('Recording error is found: %s', msg)
         self.logger.info("finishing record, return code %s", self.p.returncode)
         code = self.p.returncode