#39;&#39;
    with gzip.open(filepath, &#39;rb&#39;) as file:
        model = pickle.load(file)
    return model

def remove_identical_columns(df):
    &#39;&#39;&#39;
    Remove columns from a DataFrame that have identical values across all rows.

    Parameters:
    df (DataFrame): The DataFrame to process.

    Returns:
    DataFrame: A DataFrame with identical columns removed.
    &#39;&#39;&#39;
    columns_to_drop = [col for col in df.columns if df[col].nunique() == 1]
    df_cleaned = df.drop(columns