code: def parse(cls, value, record_bytes):
          
          if isinstance(value, six.string_types):
              return cls(value, 0)
  
          if isinstance(value, list):
              if len(value) == 1:
                  return cls(value[0], 0)
  
              if len(value) == 2:
                  return cls(value[0], cls._parse_bytes(value[1], record_bytes))
  
              raise ValueError('Unsupported pointer type')
  
          return cls(None, cls._parse_bytes(value, record_bytes))
docs: Parses the pointer label.
  
          Parameters
          ----------
          pointer_data
              Supported values for `pointer_data` are::
  
                  ^PTR = nnn
                  ^PTR = nnn <BYTES>
                  ^PTR = "filename"
                  ^PTR = ("filename")
                  ^PTR = ("filename", nnn)
                  ^PTR = ("filename", nnn <BYTES>)
  
          record_bytes
              Record multiplier value
  
          Returns
          -------
          Pointer object