File: //usr/lib/python3/dist-packages/cloudinit/config/__pycache__/cc_grub_dpkg.cpython-38.pyc
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Fetches the /dev/disk/by-id device grub is installed to.
Falls back to plain disk name if no by-id entry is present.
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Check if the system is booted in EFI mode.
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Returns the debconf config for grub-pc or
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