报错了额

Question

Traceback (most recent call last):
File “C:/Users/Administrator/PycharmProjects/JqData/Data/Stock.py”, line 26, in
df_week[‘open’] = df[‘open’].resample(‘W’).first()
TypeError: ‘type’ object does not support item assignment

Answer 1

DeltaF 2021-09-12 17:32:28

这种resample报错的，大概率是index非日期型的问题，用pd.todatetime转换下日期那一列，也就是index

• 提问者 ZHAOHR #1

  df['weekday'] = df.index.weekday
  # print(df['weekday'])
  df_week = pd.DataFrame
  df_week['open'] = df['open'].resample('W').first()
  # print(df_week)
  
  麻烦帮忙看看如何转化

• 提问者 ZHAOHR #2

  不用查了，我找到原因了，少写了个括号