How To ScreenShot or export Container as Image JPG in Flet

[bobwatcherx]

Question

how to export jpg file in Container . when i click print button
my code not work

Code sample

from flet import *
from PIL import Image
import pyscreenshot as ImageGrab
import time

def main(page: Page):
    ct = Container(
        bgcolor="blue",
        padding=10,
        width=200,
        height=150,
        content=Column([
            Text("test", size=30, color="white")
        ])
    )

    def myscreenshot(e):
        page = e.control.page
        # y = page.window_top
        # x = page.window_left
        # w = page.window_width
        # h = page.window_height
        y = ct.height
        x = ct.width
        w = page.window_width
        h = page.window_height
        # PROCESS SCREESHOT
        screen = ImageGrab.grab(
        # AREA FOR YOU SCREENSHOT
            bbox =(x,y,w+x,h+y) 
            )
        # GET TIME FOR NAME YOU FILE UPLOAD
        t = str(time.time())
        myimagelocation = f"assets/{t.split('.')[0]}.png"
        screen.save(myimagelocation)

        # load YOU IIMAGE
        loadimage = Image(src=myimagelocation,fit="contain")

        # PREVIEW IN YOU SCREEN IF SUCCESS SCRENSHOT
        if len(ImageContainer.controls) >= 1:
            ImageContainer.clean()

        # PUSH TO COLUMN
        ImageContainer.controls.append(loadimage)
        page.update()

    page.add(
        Column([
            ct,
            ElevatedButton("print", on_click=myscreenshot)
        ])
    )

flet.app(target=main, assets_dir="assets")

Error message

No response

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• I have searched for answers to my question both in the issues and in previous discussions.