Como establecer la resolucion de screenshot en Pyppeteer

Este ejemplo es el mismo que ejemplo minimal de screenshot de Pyppeteer , pero establece el tamanio de pagina = resolucion de screenshot a 1920x1080px.

pyppeteer_screenshot_resolution.py

#!/usr/bin/env python3
import asyncio
from pyppeteer import launch

async def main():
    browser = await launch({
        "defaultViewport": {"width": 1920, "height": 1080}
    })
    page = await browser.newPage()
    await page.goto('https://www.techoverflow.net')
    # Hacer screenshot
    await page.screenshot({'path': 'screenshot.png'})
    # Limpiar
    await browser.close()

asyncio.get_event_loop().run_until_complete(main())

#!/usr/bin/env python3
import asyncio
from pyppeteer import launch

async def main():
    browser = await launch({
        "defaultViewport": {"width": 1920, "height": 1080}
    })
    page = await browser.newPage()
    await page.goto('https://www.techoverflow.net')
    # Hacer screenshot
    await page.screenshot({'path': 'screenshot.png'})
    # Limpiar
    await browser.close()

asyncio.get_event_loop().run_until_complete(main())