Update playwright/README.md

playwright/README.md

@@ -1,12 +1,14 @@
 # IPython on Linux
 ```python
 def run(coro): __import__('nest_asyncio').apply(); return __import__('asyncio').run(coro)
+def sync(func): return lambda *args, **kwargs: run(func(*args, **kwargs))
+
 from playwright.async_api import async_playwright
-playwright = run(async_playwright().start())
-browser = run(playwright.firefox.launch())
-page = run(browser.new_page())
-page.goto = lambda url, goto=page.goto: run(goto(url)) and page
-page._repr_png_ = lambda: run(page.screenshot())
+browser = run(run(async_playwright().start()).firefox.launch())
+for attr in dir(page := run(browser.new_page())):
+    if attr[0] != '_' and callable(method := getattr(page, attr)):
+        setattr(page, attr, sync(method))
+page._repr_png_ = page.screenshot
 page.goto('https://naver.com')
 ```