PowerTop HTML output parser

parse_commands.py

from bs4 import BeautifulSoup
import sys
import re

# Description:
# PowerTop is a Linux tool used to diagnose issues with power consumption and power management.
# This script can be used to parse shell script commands from the HTML output of PowerTop.
# More info: https://www.makeuseof.com/tag/powertop-will-maximize-your-linux-laptops-battery-life/
#
# Usage:
# sudo powertop --html
# python parse_commands.py powertop.html

filename = sys.argv[1]

with open(filename, 'r') as file:
    html_doc = file.read().replace('\n', '')

    soup = BeautifulSoup(html_doc, 'html.parser')

    tune_h2 = soup.find_all(string=re.compile("Software Settings in Need of Tuning"))
    tune_table = tune_h2[0].parent.findNext("table")
    tune_rows = tune_table.contents[1:]

    commands = ""

    for row in tune_rows:
        command = row.find_all("td")[1].text
        commands += command.strip()
        commands += '\n'

# set this to the name of your startup script (e.g. rc.local)
startup_script_name = "my_startup_script"

with open(startup_script_name, 'w') as file:
    file.write('#!/bin/sh -e')
    file.write('\n\n')
    file.write(commands)