9;TOP&#39;], remove_nans=True):
    &#34;&#34;&#34;Function to sort dataframe by one or more columns.

    Parameters
    ----------
    df : pandas.DataFrame
        Dataframe to be sorted
    sort_cols : str or list of str, default = [&#39;API_NUMBER&#39;,&#39;TOP&#39;]
        Name(s) of columns by which to sort dataframe, by default [&#39;API_NUMBER&#39;,&#39;TOP&#39;]
    remove_nans : bool, default = True
        Whether or not to remove nans in the process, by default True

    Returns
    -------
  