docstr: x.__getitem__(y) <==> x[y]
docstr_tok: ["x.__getitem__","(","y",")","<","==",">","x","[","y","]"]
code: def __getitem__(self, i: int) -> Tuple[int, float]:
      """x.__getitem__(y) <==> x[y]"""
  
imports: import re
  from typing import Iterable, overload, Tuple, List, Text, Union, Dict
  import numpy
  import pandas
  from qlib.log import get_module_logger
label_desc: Use image node_id 10 for calling the FeatureStorage obj's underlying member method code with example usage: obj.__getitem__(i) without return types