我有这个Json文件,currency.json
{
"AUD": 1.5978,
"BGN": 1.9558,
"BRL": 4.0726,
"CAD": 1.5868,
"CHF": 1.1703,
"CNY": 7.7975,
"CZK": 25.405,
"DKK": 7.4478,
"GBP": 0.87285,
"HKD": 9.6889,
"HRK": 7.4398,
"HUF": 312.9,
"IDR": 16993.0,
"ILS": 4.2984,
"INR": 80.255,
"ISK": 122.1,
"JPY": 129.74,
"KRW": 1330.3,
"MXN": 22.88,
"MYR": 4.8365,
"NOK": 9.5715,
"NZD": 1.7024,
"PHP": 64.64,
"PLN": 4.2262,
"RON": 4.663,
"RUB": 70.539,
"SEK": 10.194,
"SGD": 1.6216,
"THB": 38.495,
"TRY": 4.888,
"USD": 1.2346,
"ZAR": 14.52
}
}
而这在Python中的连接
from pymongo import MongoClient
client = MongoClient ('localhost', 27017)
db = …我需要从我的Json文件中带一个值
{
"AUD": 1.5974,
"BGN": 1.9558,
"BRL": 4.0666,
"CAD": 1.5889,
"CHF": 1.1671,
"CNY": 7.8016,
"CZK": 25.399,
"DKK": 7.4484,
"GBP": 0.872,
"HKD": 9.6641,
"HRK": 7.4435,
"HUF": 311.66,
"IDR": 16938.0,
"ILS": 4.2959,
"INR": 80.183,
"ISK": 122.7,
"JPY": 129.75,
"KRW": 1330.5,
"MXN": 22.776,
"MYR": 4.819,
"NOK": 9.5308,
"NZD": 1.7031,
"PHP": 64.544,
"PLN": 4.2217,
"RON": 4.6675,
"RUB": 70.32,
"SEK": 10.12,
"SGD": 1.6207,
"THB": 38.512,
"TRY": 4.8372,
"USD": 1.2316,
"ZAR": 14.572
}
例如,澳元:我需要带来1.5974的价值..
我的剧本:
import json
with open('2018-03-22.txt', 'r') as f:
data = json.load(f)
brl …