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pandas is a python library for Panel Data manipulation and analysis, e.g. multidimensional time series and cross-sectional data sets commonly found in statistics, experimental science results, econometrics, or finance.
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How to binary encode multi-valued categorical variable from Pandas dataframe?
If [0, 1, 2] are numerical labels and is not the index, then pandas.DataFrame.pivot_table works:
In []:
data = pd.DataFrame.from_records(
[[0, 'A'], [0, 'B'], [1, 'B'], [1, 'C'], [1, 'D'], [2, 'B …