pandas.DataFrame.sparse.from_spmatrix — pandas 0.25.3 documentation (original) (raw)
classmethod sparse. from_spmatrix(data, index=None, columns=None)¶
Create a new DataFrame from a scipy sparse matrix.
New in version 0.25.0.
| Parameters: | data : scipy.sparse.spmatrix Must be convertible to csc format. index, columns : Index, optional Row and column labels to use for the resulting DataFrame. Defaults to a RangeIndex. |
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| Returns: | DataFrame Each column of the DataFrame is stored as aSparseArray. |
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