pandas.DataFrame.sparse.from_spmatrix#
- classmethod DataFrame.sparse.from_spmatrix(data, index=None, columns=None)[source]#
Create a new DataFrame from a scipy sparse matrix.
New in version 0.25.0.
- Parameters
- datascipy.sparse.spmatrix
Must be convertible to csc format.
- index, columnsIndex, optional
Row and column labels to use for the resulting DataFrame. Defaults to a RangeIndex.
- Returns
- DataFrame
Each column of the DataFrame is stored as a
arrays.SparseArray.
Examples
>>> import scipy.sparse >>> mat = scipy.sparse.eye(3) >>> pd.DataFrame.sparse.from_spmatrix(mat) 0 1 2 0 1.0 0.0 0.0 1 0.0 1.0 0.0 2 0.0 0.0 1.0