def parse_cert_chain(pem_chain):
    """
    Helper function to split and parse a series of PEM certificates.

    :param pem_chain: string
    :return: List of parsed certificates
    """
    if pem_chain is None:
        return []
    return [parse_certificate(cert) for cert in split_pem(pem_chain) if cert]

    Helper function to split and parse a series of PEM certificates.

    :param pem_chain: string
    :return: List of parsed certificates
    
lemur/common/utils.py