code: def copy_sizes(self, othervd):
          # type: (PrimaryOrSupplementaryVD) -> None
          '''
          Copy the path_tbl_size, path_table_num_extents, and space_size from
          another volume descriptor.
  
          Parameters:
           othervd - The other volume descriptor to copy from.
          Returns:
           Nothing.
          '''
          if not self._initialized:
              raise pycdlibexception.PyCdlibInternalError('This Volume Descriptor is not yet initialized')
  
          self.space_size = othervd.space_size
          self.path_tbl_size = othervd.path_tbl_size
          self.path_table_num_extents = othervd.path_table_num_extentf copy_sizes(self, othervd):
          # type: (PrimaryOrSupplementaryVD) -> None
          '''
          Copy the path_tbl_size, path_table_num_extents, and space_size from
          another volume descriptor.
  
          Parameters:
           othervd - The other volume descriptor to copy from.
          Returns:
           Nothing.
          '''
          if not self._initialized:
              raise pycdlibexception.PyCdlibInternalError('This Volume Descriptor is not yet initialized')
  
          self.space_size = othervd.space_size
          self.path_tbl_size = othervd.path_tbl_size
          self.path_table_num_extents = othervd.path_table_num_extents
docs: Copy the path_tbl_size, path_table_num_extents, and space_size from
          another volume descriptor.
  
          Parameters:
           othervd - The other volume descriptor to copy from.
          Returns:
           Nothing.