为什么平台的历史真实价格会有差异?
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问题
问题描述
请教一下,我已经还原价格了,这个数据为什么会还与真实价格存在差异?
问题截图
df1=D.history_data('300773.SZA',start_date='2020-12-01',end_date='2021-12-28',fields=['date','open', 'high', 'low', 'close', 'volume', 'amount','adjust_factor'])
df1.close=df1.close/df1.adjust_factor
df1.open=df1.open/df1.adjust_factor
df1.high=df1.high/df1.adjust_factor
df1.low=df1.low/df1.adjust_factor
df1[(df1.instrument=='300773.SZA') & (df1.date=='2021-02-26')]
#有人说这个D.history_data平台不再用了,我用这个取的数据也是一样的
df1 = DataSource("bar1d_CN_STOCK_A").read(instruments='300773.SZA',start_date="2020-12-01", end_date="2021-12-28")
df1.close=df1.close/df1.adjust_factor
df1.open=df1.open/df1.adjust_factor
df1.high=df1.high/df1.adjust_factor
df1.low=df1.low/df1.adjust_factor
df1[(df1.instrument=='300773.SZA') & (df1.date=='2021-02-26')]