def remove(self, child):
        for i in range(len(self)):
            if self[i] == child:
                del self[i]
Looks for the system default SR and triggers a re-scan.
dataset/ETHPy150Open grampajoe/pymosh/pymosh/riff.py/RiffIndexList.remove--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/virt/xenapi/vm_utils.py/scan_default_sr