How to Pipe Commands in Python's `subprocess` Module?

How to Pipe Commands Using Python's subprocess

Question: How can I utilize subprocess.check_output() with a pipe command such as ps -A | grep 'process_name'?

Answer:

Utilizing pipes with the subprocess module is possible, though it's advised to use shell=True with caution due to security concerns. Instead, consider separating the ps and grep processes and piping their output:

However, in this particular case, a simpler solution is to invoke subprocess.check_output(('ps', '-A')) and perform str.find on the output.

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