docstr: load object by name
  
  Parameters
  ----------
  name : str
      the name of the object
  
  Returns
  -------
  object:
      loaded object
docstr_tok: ["load","object","by","name","Parameters","--","--","--","--","--","name",":","str","the","name","of","the","object","Returns","--","--","--","-","object",":","loaded","object"]
code: def load_obj(self, name: str) -> object:
      """
      load object by name
  
      Parameters
      ----------
      name : str
          the name of the object
  
      Returns
      -------
      object:
          loaded object
      """
      raise NotImplementedError(
          f"Please implement the `load_obj` method"
      )
  
imports: import os
  import pickle
  import tempfile
  from pathlib import Path
  from qlib.config import C
label_desc: Use image node_id 3 for calling the ObjManager obj's underlying member method code with example usage: obj.load_obj(name) without return types