class_docstr: Class to manage the configuration of the dataframe
code: def name(self):
      name = self._sdf.table_name
      if name is None:
          # Generate random hash
          hash_object = hashlib.sha256(self._sdf.head_csv.encode())
          name = hash_object.hexdigest()
      return name
  
file_path: pandas-ai/pandasai/helpers/df_config_manager.py
imports: import json
  import os
  import hashlib
  from pandasai.helpers.path import create_directory, find_closest, find_project_root
  from .df_info import df_type
label_desc: Use image node_id 8 for calling the DfConfigManager obj's underlying member method code with example usage: obj.name() and returns: name