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| data['size'].isnull()
data[data['size'].isnull()]
len(data[data['size'].isnull()])
for column in data.columns: df = data[data[column].isnull()] print(column,'缺失值个数为:',len(df),'缺失值占比为:',len(df)/len(data))
for column in data.columns: if column != '最近地铁距离': df = data[data[column].isnull()] print(column,'缺失值个数为:',len(df),'缺失值占比为:',len(df)/len(data)) else: df = data[data[column] == '暂无数据'] print(column,'缺失值个数为:',len(df),'缺失值占比为:',len(df)/len(data))
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