python script run bash command

title: running bash commands in python scripts: a comprehensive tutorial
introduction:
python's versatility extends beyond its native capabilities, allowing developers to seamlessly integrate external commands and utilities into their scripts. one powerful way to achieve this is by running bash commands within a python script. in this tutorial, we'll explore different methods to execute bash commands, covering basic usage and advanced features.
the subprocess module provides a straightforward way to run external commands. here's a simple example:
you can also create more complex pipelines using pipes with the subprocess module:
in this example, the popen class is used to create separate processes for each command, and pipes are used to connect the output of the first command to the input of the second command.
you can also handle input and errors when running bash commands:
in this example, the input parameter is used to provide input data to the bash command, and the check=true parameter is used to raise an exception if the command exits with a non-zero status, indicating an error.
running bash commands within python scripts provides a powerful mechanism for extending the capabilities of your programs. the subprocess module allows you to execute commands, capture output, and handle various scenarios effectively. experiment with different commands and parameters to tailor these examples to your specific needs.
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