4a24e4e36ee175aef54b92eb03e08a2be7811a96,recordlinkage/datasets/febrl.py,,_febrl_links,#Any#,27

Before Change

def _febrl_links(df):
    Get the links of a FEBRL dataset.

    df_empty = df[[]].reset_index()
    df_empty["key"] = df_empty["rec_id"].str. \
        extract(r"rec-(\d+)", expand=True)[0]

After Change

    Get the links of a FEBRL dataset.

    index = df.index.to_series()
    keys = index.str.extract(r"rec-(\d+)", expand=True)[0]

    index_int = numpy.arange(len(df))

    df_helper = pandas.DataFrame({

Instances