I am learning and using the pandas and python. Today, I am trying to make a fx rate table, but I got a trouble with getting the pricess of 'USDJPY'. When I get a prices of 'EUR/USD', i code like this. eur = web.DataReader('EURUSD=X','yahoo')['Adj Close'] it works. But when I wrote jpy = web.DataReader('USDJPY=X','yahoo')['Adj Close'] the error message comes like this: -----------------------------