python修改文件

application_path = 'D:/workspaceweb/workshop-java/src/main/resources/application.yml'
    application_content: str = ''
    with open(application_path, "r", encoding="utf-8") as f1:
        for line in f1:
            if 'active: pro' in line:
                line = line.replace('active: pro', 'active: test')
            application_content += line

    with open(application_path, "w", encoding="utf-8") as f2:
        f2.write(application_content)