import json
#AttributeError: module ‘json’ has no attribute ‘dump’ 
#模块的名字被我命名成了json.py，名称冲突#使用json.dump()和json.load()
numbers = [2, 3, 4, 5, 66, 12]
filename = './data/number.json'
with open(filename,'w') as file:json.dump(numbers,file)with open(filename) as f:numbers = json.load(f)
print(numbers)#json.dumps() 将JSON对象转换为JSON字符串.
filename = "./data/numbers.json"
with open(filename, "w") as f:number_string = json.dumps(numbers)f.write(number_string)#json.loads() 将JSON字符串转换为JSON对象
with open(filename) as f:number_string = f.read()numbers = json.loads(number_string)
print(numbers)