In my application, os.system is used to execute another program.
os.system('./appln')
Is there any way to detect if a runtime error occurs in the program being executed [ for example, like a SIGSEGV]?
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Have a look at the
subprocessmodule instead ofos.system. Thesubprocessmodule has a number of ways to capture return codes or raise exceptions on non-zero return codes: http://docs.python.org/library/subprocess.html#replacing-os-system