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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def delete_virtual_mfa_device(iam_client, mfa_serial):
 """ Delete a vritual MFA device given its serial number :param iam_client: :param mfa_serial: :return: """

    try:
        printInfo('Deleting MFA device %s...' % mfa_serial)
        iam_client.delete_virtual_mfa_device(SerialNumber = mfa_serial)
    except Exception as e:
        printException(e)
        printError('Failed to delete MFA device %s' % mfa_serial)
        pass