def get_patient_expression(job, patient_dict):
    """
    Convenience function to get the expression from the patient dict

    :param dict patient_dict: dict of patient info
    :return: The gene and isoform expression
    :rtype: toil.fileStore.FileID
    """
    expression_archive = job.fileStore.readGlobalFile(patient_dict['expression_files'])
    expression_archive = untargz(expression_archive, os.getcwd())
    output_dict = {}
    for filename in 'rsem.genes.results', 'rsem.isoforms.results':
        output_dict[filename] = job.fileStore.writeGlobalFile(os.path.join(expression_archive,
                                                                           filename))
    return output_dict
Convenience function to get the expression from the patient dict

    :param dict patient_dict: dict of patient info
    :return: The gene and isoform expression
    :rtype: toil.fileStore.FileID