Не отображается изображение (Python, tkinter, label)

from tkinter import *
from tkinter import ttk
from tkinter import filedialog
import cv2
import processing
from PIL import ImageTk, Image
 
root = Tk()
root.title("CVI")
root.geometry("1000x500")
 
 
def open_file():
    filepath = filedialog.askopenfilename(filetypes=(('JPEG images', '.jpg'),))
    label_ans["text"] = filepath
 
 
def init():
    filepath = label_ans.cget("text")
    if filepath != "":
        input_img = cv2.imread(filepath, cv2.IMREAD_GRAYSCALE)
        cvi, image, image_shadow_compensation, image_threshold, image_morphological, mask, image_output = processing. \
            main(input_img)
        label_cvi["text"] = cvi
    img = Image.fromarray(image)
    img = img.resize((100, 50), Image.LANCZOS)
    img = ImageTk.PhotoImage(img)
    label_image["image"] = img
    # label_image.config(image=img)
 
 
label_input = ttk.Label(root, text="Choose a file:")
label_input.grid(row=0, column=0, sticky=NSEW, padx=10)
 
label_output = ttk.Label(root, text="Results:")
label_output.grid(row=0, column=2, sticky=NSEW, padx=10)
 
label_cvi = ttk.Label(root, background="white", width=30, text=0.0)
label_cvi.grid(row=2, column=2, sticky=NSEW, padx=10)
 
label_ans = ttk.Label(root, background="white", width=30)
label_ans.grid(row=1, column=0, sticky=NSEW, padx=10)
 
l_cvi = ttk.Label(root, text="CVI:", width=30)
l_cvi.grid(row=1, column=2, sticky=NSEW, padx=10)
 
# Добавим изображение
label_image = ttk.Label(root)
label_image.grid(row=3, column=0, sticky=NSEW, padx=10)
 
label_image_shadow_compensation = ttk.Label(root)
label_image_shadow_compensation.grid(row=3, column=1, sticky=NSEW, padx=10)
 
label_image_threshold = ttk.Label(root)
label_image_threshold.grid(row=4, column=0, sticky=NSEW, padx=10)
 
label_image_morphological = ttk.Label(root)
label_image_morphological.grid(row=4, column=1, sticky=NSEW, padx=10)
 
label_image_mask = ttk.Label(root)
label_image_mask.grid(row=5, column=0, sticky=NSEW, padx=10)
 
label_image_output = ttk.Label(root)
label_image_output.grid(row=5, column=1, sticky=NSEW, padx=10)
 
open_button = ttk.Button(root, text="Upload image", command=open_file)
open_button.grid(column=1, row=1, sticky=NSEW, padx=10)
 
start_cvi = ttk.Button(text="Start", command=init)
start_cvi.grid(column=1, row=2, sticky=NSEW, padx=10)
 
root.mainloop()