input: Write a function to render a web-page using the webbrowser module in Python. The function should take a URL as input and open it in the default web browser.
  assert webbrowser.open("www.example.com")==True
  assert webbrowser.open("https://www.google.com")==True
  assert webbrowser.open("invalid-url")==False
  assert webbrowser.open(" ")==False
output: def open_webpage(url):
      import webbrowser
      webbrowser.open(url)