def convert_list_to_str(list_to_convert):
    """
    Converts the given list of str elements to a comma-separated str of the elements.
    This is used to make list-output in csv more readable.

    Parameters
    ----------
    list_to_convert list of str elements

    Returns
    -------
    A string which contains the elements of the list comma-separatedly.

    """
    return ', '.join(list_to_convert)