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How to remove dataframe field column names
2022-06-28 19:02:00 【South Lake Fishing Song】
Test data with column name :
sample_df_pivot.columns
CategoricalIndex(['good', 'normal', 'bad'], categories=['good', 'normal', 'bad'], ordered=True, dtype='category', name='label')
Solution 1: Reassign the field name to null 
Solution 2: extract Series, And rebuild DataFrame
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