code: def reload_image():
      global reload_local_file
  
      if imageSelection.get() == "Open File >>":
          reload_local_file = True
  
      show_original_image()
  
imports: import matplotlib.pyplot
  from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2Tk
  from matplotlib.figure import Figure
  from tkinter import *
  from tkinter import filedialog
  import platform
  import math
  import caer
label_desc: Use image node_id 1 for calling a global function with example usage: reload_image() without return types