Class PartitionModification

archinstall/lib/models/device.py:880–1076

@dataclass
class PartitionModification:
	status: ModificationStatus
	type: PartitionType
	start: Size
	length: Size
	fs_type: FilesystemType | None = None
	mountpoint: Path | None = None
	mount_options: list[str] = field(default_factory=list)
	flags: list[PartitionFlag] = field(default_factory=list)
	btrfs_subvols: list[SubvolumeModification] = field(default_factory=list)

	# only set if the device was created or exists
	dev_path: Path | None = None
	partn: int | None = None
	partuuid: str | None = None
	uuid: str | None = None

	_obj_id: UUID | str = field(init=False)

	def __post_init__(self) -> None:
		# needed to use the object as a dictionary key due to hash func
		if not hasattr(self, '_obj_id'):
			self._obj_id = uuid.uuid4()

		if self.is_exists_or_modify() and not self.dev_path:
			raise ValueError('If partition marked as existing a path must be set')

		if self.fs_type is None and self.status == ModificationStatus.MODIFY:
			raise ValueError('FS type must not be empty on modifications with status type modify')

	@override
	def __hash__(self) -> int:
		return hash(self._obj_id)

	@property
	def end(self) -> Size:
		return self.start + self.length

	@property
	def obj_id(self) -> str:
		if hasattr(self, '_obj_id'):
			return str(self._obj_id)
		return ''

	@property
	def safe_dev_path(self) -> Path:
		if self.dev_path is None:
			raise ValueError('Device path was not set')
		return self.dev_path

	@property
	def safe_fs_type(self) -> FilesystemType:
		if self.fs_type is None:
			raise ValueError('File system type is not set')
		return self.fs_type

	@classmethod
	def from_existing_partition(cls, partition_info: _PartitionInfo) -> Self: