MAINT Use pandas_datareader instead of deprecated pandas.io.data.
MAINT Use pandas_datareader instead of deprecated pandas.io.data.

femtotrader/pyfolio,chayapan/pyfolio,quantopian/pyfolio,femtotrader/pyfolio,quantopian/pyfolio,ChinaQuants/pyfolio,ChinaQuants/pyfolio