def update_rows()

in de/synthetic.py [0:0]


    def update_rows(self, table, edit_points, columns, edit_size=10):
        df = table.to_pandas()
        edits = self.generate_table(len(edit_points) * edit_size)
        edits_df = edits.to_pandas()
        for i, place in enumerate(edit_points):
            idx = int(place * len(df))
            for column in columns:
                for j in range(edit_size):
                    edit_idx = i * edit_size + j
                    df.at[idx, column] = edits_df.at[edit_idx, column]
        return pa.Table.from_pandas(df)