render_pdf.py

import asyncio
from pyppeteer.launcher import launch

async def to_pdf(browser, url):
    page = await browser.newPage()
    await page.goto(url)
    pdf = await page.pdf()
    with open('emfcamp.pdf', 'wb') as f:
        f.write(pdf)

url = "http://emfcamp.org"
browser = launch()
asyncio.get_event_loop().run_until_complete(to_pdf(browser, url))