[Bug]: set_checked() doesn't work on checkbox element of a slider about playwright-python HOT 7 CLOSED

from playwright.sync_api import sync_playwright

with sync_playwright() as p:
    browser = p.chromium.launch(headless=False)
    page = browser.new_page()
    page.goto('https://codepen.io/kanpeki/pen/RLboWN')
    my_checkbox = page.frame_locator("iframe[name='CodePen']").locator("[id='slideThree']")
    my_checkbox.highlight()
    my_checkbox.set_checked(True, force=True)
    browser.close()

from playwright.sync_api import sync_playwright

with sync_playwright() as p:
    browser = p.chromium.launch()
    page = browser.new_page()
    page.goto('http://example.com')
    page.set_content("""
        <label class="ui-switch">
            <input type="checkbox" id=":chb" tabindex="0" class="form-control">
            <span class="slider round">
                <div>
                ::before
                </div>
            </span>
        </label>
    """)
    my_checkbox = page.locator("[id=':chb']")
    my_checkbox.set_checked(False)
    browser.close()

import re
from playwright.sync_api import Playwright, sync_playwright, expect


def run(playwright: Playwright) -> None:
    browser = playwright.chromium.launch(headless=False)
    context = browser.new_context()
    page = context.new_page()
    page.goto("https://codepen.io/kanpeki/pen/RLboWN")
    page.frame_locator("iframe[name=\"CodePen\"]").get_by_title("Slide 3").locator("label").click()

    # ---------------------
    context.close()
    browser.close()


with sync_playwright() as playwright:
    run(playwright)