AttributeError：'系列'對象沒有'滾動'屬性

Question

Traceback (most recent call last): 
    File "mov_avg.py", line 9, in <module> 
    data_frame['100ma']= data_frame['Adj Close'].rolling(window=100, min_periods=0).mean() 
    File "/usr/lib/python3/dist-packages/pandas/core/generic.py", line 2360, in __getattr__ 
    (type(self).__name__, name)) 
AttributeError: 'Series' object has no attribute 'rolling' 

Answer 1

很可能你使用的是老熊貓版本（< 0.18.0）。

Series.rolling已加入熊貓0.18.0