Running External Commands in Python: From Simple Scripts to Advanced Uses

When working with Python, you often encounter scenarios where you need to execute an external command or script from within your Python code. This is a common requirement in automation, data processing, and many other fields. Python provides several methods to handle these tasks efficiently and securely. Let’s explore various methods to run external commands, highlighting the pros, cons, and appropriate use-cases for each.

Basic Execution with os.system

The simplest way to execute a command in Python is using the os.system() function. This function takes a string that contains the command you want to execute.

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