input: 
  from typing import List, Dict
  import requests
  from bs4 import BeautifulSoup
  
  def scrape_planets_info(url: str) -> List[Dict[str, str]]:
      """ Scrape the table from the given URL and extract the planets information
      (name, mass, and distance from the sun).
      >>> scrape_planets_info('https://en.wikipedia.org/wiki/List_of_gravitationally_rounded_objects_of_the_Solar_System')
      [{'name': 'Mercury', 'mass': '0.055 Earth masses', 'distance_from_sun': '0.39 AU'},
      {'name': 'Venus', 'mass': '0.815 Earth masses', 'distance_from_sun': '0.723 AU'},
      ...]
      """
      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:     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