删除 kde-applications 中属于教育或游戏分类的应用，需要 root 权限，使用需谨慎

remove_some_kde_applications.py

import subprocess
import glob

def is_need_remove(file_path):
    with open(file_path, 'r') as f:
        content = f.readlines()
        for line in content:
            if line.split("=")[0] == "Categories":
                categories = line.split("=")[1]
                # 如果分类字段里有 Education 或 Game，那么认为是需要删除的
                if "Education" in categories or "Game" in categories:
                    return True
                else:
                    return False


for desktop_file in glob.glob("/usr/share/applications/*"):
    if is_need_remove(desktop_file):
        query_command = "pacman -Qoq " + desktop_file
        # 查询该 desktop 文件属于哪个软件包
        package_name = subprocess.run(query_command, shell=True, stdout = subprocess.PIPE)
        package_name = package_name.stdout.decode("utf-8").strip()

        remove_command = "pacman -Rsc " + package_name + " --noconfirm"
        print(remove_command)
        # 移除软件包
        result = subprocess.run(remove_command, shell=True)