parsear_facil.py

def main():
    """
    Main function to parse a local HTML file and extract content
    from <li> tags.

    It reads the HTML content line by line, checks for lines
    that start with '<li>' and end with '</li>', and prints
    the content within those tags.
    """
    with open('web_scraping/web.html', mode='r') as file:
        goal_init = '<li>'  # Starting tag to look for
        goal_end = '</li>'  # Ending tag to look for
        
        for line in file.readlines():
            # Check if the line starts with the opening <li> tag and ends with the closing </li> tag
            if line.strip().startswith(goal_init) and line.strip().endswith(goal_end):
                # Print the content between the tags, stripping the tags from the line
                print(line.strip().replace(goal_init, '').replace(goal_end, '')) 

if __name__ == '__main__':
    try:
        main()  # Execute the main function when the script runs
    except KeyboardInterrupt:
        exit()  # Exit the program gracefully on keyboard interrupt