def get_subseq(df, perc_start, perc_end):
    """Get a subsequence from a dataframe

    Args:
        df (pd.DataFrame): Pandas DataFrame
        perc_start (int): Starting percentage of the subsequence
        perc_end (int): Ending percentage of the subsequence

    Returns:
        subseq (pd.DataFrame): The requested subsequence
    """
    start = int(len(df) * perc_start/100)
    end = int(len(df) * perc_end/100)

    df = df.iloc[start:end]

    return df