docstr: Replace plot.png with temp_chart.png
  Args:
      code (str): Python code to execute
  Returns:
      str: Python code with plot.png replaced with temp_chart.png
docstr_tok: ["Replace","plot.png","with","temp_chart.png","Args",":","code","(","str",")",":","Python","code","to","execute","Returns",":","str",":","Python","code","with","plot.png","replaced","with","temp_chart.png"]
code: def _replace_plot_png(self, code):
      """
      Replace plot.png with temp_chart.png
      Args:
          code (str): Python code to execute
      Returns:
          str: Python code with plot.png replaced with temp_chart.png
      """
      return re.sub(
          r"""(['"])([^'"]*\.png)\1""", r"\1temp_chart.png\1", code
      )
  
imports: import re
  import ast
  import uuid
  from collections import defaultdict
  import astor
  import pandas
  from pandasai.helpers.path import find_project_root
  from pandasai.helpers.skills_manager import SkillsManager
  from pandasai.helpers.sql import extract_table_names
  from .node_visitors import AssignmentVisitor, CallVisitor
  from .save_chart import add_save_chart
  from .optional import import_dependency
  from ..exceptions import BadImportError, MaliciousQueryError, NoResultFoundError, InvalidConfigError
  from ..constants import WHITELISTED_BUILTINS, WHITELISTED_LIBRARIES
  from typing import Union, List, Generator, Any
  from ..helpers.logger import Logger
  from ..schemas.df_config import Config
  import logging
  import traceback
label_desc: Use image node_id 3 for calling the CodeManager obj's underlying member method code with example usage: obj._replace_plot_png(code) and returns: re