Convert Disk description to a property

scripts/wk/hw/disk.py

@@ -37,7 +37,6 @@ class Disk:
   """Object for tracking disk specific data."""
   attributes: dict[Any, dict] =   field(init=False, default_factory=dict)
   bus: str =                      field(init=False)
-  description: str =              field(init=False)
   filesystem: str =               field(init=False)
   log_sec: int =                  field(init=False)
   model: str =                    field(init=False)
@@ -57,7 +56,6 @@ class Disk:
   def __post_init__(self) -> None:
     self.path = pathlib.Path(self.path).resolve()
     self.get_details()
-    self.set_description()
     enable_smart(self)
     update_smart_details(self)
     if not self.attributes and self.bus == 'USB':
@@ -86,6 +84,14 @@ class Disk:
         present = True
     return present
 
+  @property
+  def description(self) -> str:
+    """Get disk description from details."""
+    return (
+      f'{bytes_to_string(self.size, use_binary=False)}'
+      f' ({self.bus}) {self.model} {self.serial}'
+      )
+
   def disable_disk_tests(self) -> None:
     """Disable all tests."""
     LOG.warning('Disabling all tests for: %s', self.path)
@@ -156,14 +162,6 @@ class Disk:
         if attr == 'size':
           setattr(self, attr, -1)
 
-    # Set description
-    self.description = (
-      f'{bytes_to_string(self.size, use_binary=False)}'
-      f' ({self.bus})'
-      f' {self.model}'
-      f' {self.serial}'
-      )
-
   def get_labels(self) -> list[str]:
     """Build list of labels for this disk, returns list."""
     labels = []
@@ -189,13 +187,6 @@ class Disk:
 
     return aligned
 
-  def set_description(self) -> None:
-    """Set disk description from details."""
-    self.description = (
-      f'{bytes_to_string(self.size, use_binary=False)}'
-      f' ({self.bus}) {self.model} {self.serial}'
-      )
-
 
 # Functions
 def get_disk_details_linux(path) -> dict[Any, Any]: