你的Python程序我帮你改完了,你看看吧(改动的地方见注释)
x = input()if x[:3] in ["RMB","rmb"]: #这里if x[:3] == ["RMB","rmb"]:改成if x[:3] in ["RMB","rmb"]:
y = eval(x[3:])/6.78
print("USD{:.2f}".format(y))
elif x[:3] in ["USD","usd"]: #这里elif x[:3] == ["USD","usd"]:改成elif x[:3] in ["USD","usd"]:
y = eval(x[3:])*6.78
print("RMB{:.2f}".format(y))
else:
print("输入格式错误")
#获取实时汇率,根据汇率换算
import requests
import re
import json
url='https://sp0.baidu.com/8aQDcjqpAAV3otqbppnN2DJv/api.php? query=1%E7%BE%8E%E5%85%83%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%E4%BA%BA%E6%B0%91%E5%B8%81&co=&resource_id=6017&t=1560336236210&cardId=6017&ie=utf8&oe=gbk&cb=op_aladdin_callback&format=json&tn=baidu&cb=jQuery110201293669134906772_1560336178301&_=1560336178313'
res=requests.get(url)
res.coding='gbk'
changge=res.text
changge=re.findall('\{.*\}',changge)
changge=json.loads(changge[0])
changge=changge['data'][0]['content2']
n=re.findall('1人民币元=(.*)美元',changge)
n=float(n[0])
usd=rnb/n
print('人民币:{0} 美元:{1}'.format(rnb,round(usd,2)))