你好,我收到了这个:
ValueError: cannot reindex a non-unique index with a method or limit
运行这些线路时:
df_nemo_all = pd.read_csv(
"https://cdn.touringplans.com/datasets/finding_nemo_subs.csv", usecols=['date','datetime','SPOSTMIN'],
parse_dates=['date', 'datetime']
)
df_nemo_all['ride'] = 'space'
df_nemo_all['open'] = ~((df_space_all['SPOSTMIN'] == -999))
df_nemo = df_nemo_all.set_index('datetime').sort_index()
df_nemo = df_nemo.loc['2017-01-01 06:00':'2017-02-01 00:00']
df_nemo = df_nemo.resample('15Min').ffill()
当它适用于不同的骑乘时,例如:
df_space_all = pd.read_csv(
"https://cdn.touringplans.com/datasets/space_mountain_dlr.csv", usecols=['date','datetime','SPOSTMIN'],
parse_dates=['date', 'datetime']
)
df_space_all['ride'] = 'space'
df_space_all['open'] = ~((df_space_all['SPOSTMIN'] == -999))
df_space = df_space_all.set_index('datetime').sort_index()
df_space = df_space.loc['2017-01-01 06:00':'2017-02-01 00:00']
df_space = df_space.resample('15Min').ffill()
索引中确实有重复项
输出
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