code: def set_alias(self, alias: str) -> "Feature":
      self.alias = alias
      return self
  
imports: import hashlib
  import itertools
  from typing import Dict, List, Optional, Tuple, Union
  import numpy
  import pandas
  from pandas._typing import DtypeObj
  from upgini.autofe.all_operands import find_op
  from upgini.autofe.operand import Operand, PandasOperand
label_desc: Use image node_id 4 for calling the Feature obj's underlying member method code with example usage: obj.set_alias(alias) and returns: self