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pandas.DataFrame删除/选取含有特定数值的行或列实例 - 开发技术
1.删除/选取某列含有特殊数值的行
import pandas as pd
import numpy as np
a=np.array([[1,2,3],[4,5,6],[7,8,9]])
df1=pd.DataFrame(a,index=['row0','row1','row2']...
import pandas as pd
import numpy as np
a=np.array([[1,2,3],[4,5,6],[7,8,9]])
df1=pd.DataFrame(a,index=['row0','row1','row2']...
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