input: 
  def scrape_planets(url: str) -> List[Dict[str, str]]:
   """ Scrapes the given URL and returns a list of dictionaries containing
   the name, mass, and distance from the sun of planets listed in the table.
   >>> scrape_planets('https://en.wikipedia.org/wiki/List_of_gravitationally_rounded_objects_of_the_Solar_System')
   [{'name': 'Mercury', 'mass': '0.0553', 'distance_from_sun': '0.39 AU'}, ...]
   """
   import requests
   from bs4 import BeautifulSoup
  
   page = requests.get(url)
   soup = BeautifulSoup(page.content, 'lxml')
  
   planets_table = soup.find('table', class_='wikitable sortable')
  
   planets = []
   for row in planets_table.find_all('tr'):
       if row.find('th'):
           continue
       cells = row.find_all('td')
       planets.append({
           'name': cells[0].text,
           'mass': cells[2].text,
           'distance_from_sun': cells[5].text
       })
  
   return planets
  
output:     import requests
      from bs4 import BeautifulSoup
  
      page = requests.get(url)
      soup = BeautifulSoup(page.content, 'lxml')
  
      planets_table = soup.find('table', class_='wikitable sortable')
  
      planets = []
      for row in planets_table.find_all('tr'):
          if row.find('th'):
              continue
          cells = row.find_all('td')
          planets.append({
              'name': cells[0].text.strip(),
              'mass': cells[2].text.strip(),
              'distance_from_sun': cells[5].text.strip()
          })
  
      return planets