将变量从配置文件传递给装饰器

{
  "variable1": "value1",
  "variable2": "value2"
}

import json

def config_decorator(config_file):
    def decorator(func):
        # 读取配置文件
        with open(config_file) as f:
            config = json.load(f)
        
        # 在装饰器函数中使用配置文件中的变量值
        variable1 = config["variable1"]
        variable2 = config["variable2"]

        def wrapper(*args, **kwargs):
            # 在装饰器中使用变量值
            print(f"Variable 1: {variable1}")
            print(f"Variable 2: {variable2}")
            
            # 执行被装饰的函数
            return func(*args, **kwargs)
        
        return wrapper
    
    return decorator

@config_decorator("config.json")
def my_function():
    print("Hello, world!")

my_function()