Capturing gdb output in pyhton script using gdb -batch -x arguments

[Surendra]

Hi Friends,

I am in need of gudance for getting ouput from the 
gdb objfile -batch -x gdb batch_command_file

But I am not able to see messages on display.

So kindly guide me if u have any experience about it.

batch_command_file:
list *0x840230fd
echo bla bla...