df = df['Consequence Number'].fillna("CLS" + df.index.astype(str))
我确实try 了上面的解决方案以及迭代行
for index in priority_cls.iterrows():
if priority_cls['Consequence Number'].isna() == True:
priority_cls['Consequence Number'] = 'CLS00'+ str(priority_cls['ConsequenceNumber'].isnull().sum())
错误如下:
TypeError:"Value"参数必须是标量、Dict或Series,但您传递了"Index"