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Invoking bash command within python program #How to invoke normal bash commands from python? # For that you need to import a module called os. import os os.system('ls -l') # prints the contents print os.system('ls -l') # prints contents + return code error = os.system('ls -l tmp') #exit code is stored in error if error == 0:   print 'found' else:   print 'not found'

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