parameters: (self, path)
docstring: move an filesystem entity to trash can.
  
          :praram path: the filesystem path to be moved
          :return: None
docstring_summary: move an filesystem entity to trash can.
docstring_tokens: move an filesystem entity to trash can .
function: def dump(self, path):
          """
          move an filesystem entity to trash can.
  
          :praram path: the filesystem path to be moved
          :return: None
          """
          try:
              self.fs.rename(path, self.unique_trash_path)
          except cephfs.Error as e:
              raise VolumeException(-e.args[0], e.args[1])
function_tokens: def dump ( self , path ) : try : self . fs . rename ( path , self . unique_trash_path ) except cephfs . Error as e : raise VolumeException ( - e . args [ 0 ] , e . args [ 1 ] )