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Showing content from https://github.com/pandas-dev/pandas/issues/56268 below:

`str.extract` Method Not Implemented for `pd.ArrowDtype(pa.string())` · Issue #56268 · pandas-dev/pandas · GitHub

Pandas version checks

I have checked that this issue has not already been reported.
I have confirmed this bug exists on the latest version of pandas.
I have confirmed this bug exists on the main branch of pandas.

Reproducible Example

import pandas as pd
import io

data ='''make,city08
Alfa Romeo,19
Ferrari,9
Dodge,23
Dodge,10
Subaru,17'''

df = pd.read_csv(io.StringIO(data), dtype_backend='pyarrow')
df.make.str.extract(r'([^a-z A-Z])')

Issue Description

The str.extract method raises a NotImplementedError when used on a series with the pd.ArrowDtype(pa.string()) data type.

Expected Behavior

Execute like it does with Pandas 1 strings.

Installed Versions

the str.extract method raises a NotImplementedError when used on a series with the pd.ArrowDtype(pa.string()) data type.

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