class_docstr: Abstract base class for all data formatters.
  
  User can implement the abstract methods below to perform dataset-specific
  manipulations.
class_docstr_tok: ["Abstract","base","class","for","all","data","formatters",".","User","can","implement","the","abstract","methods","below","to","perform","dataset-specific","manipulations","."]
docstr: Calibrates scalers using the data supplied.
docstr_tok: ["Calibrates","scalers","using","the","data","supplied","."]
code: def set_scalers(self, df):
      """Calibrates scalers using the data supplied."""
      raise NotImplementedError()
  
file_path: qlib/examples/benchmarks/TFT/data_formatters/base.py
imports: import abc
  import enum
label_desc: Use image node_id 1 for calling the GenericDataFormatter obj's underlying member method code with example usage: obj.set_scalers(df) without return types