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pandas.api.extensions.ExtensionArray._from_factorized

classmethod ExtensionArray. _from_factorized ( values, original ) [source]

Reconstruct an ExtensionArray after factorization.

Parameters
values :ndarray

An integer ndarray with the factorized values.

original :ExtensionArray

The original ExtensionArray that factorize was called on.

See also

factorize

Top-level factorize method that dispatches here.

ExtensionArray.factorize

Encode the extension array as an enumerated type.

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https://pandas.pydata.org/pandas-docs/version/1.4.0/reference/api/pandas.api.extensions.ExtensionArray._from_factorized.html