input: Write a python function to extract and return the list of languages from a given Wikipedia page URL.
  assert get_languages('https://en.wikipedia.org/wiki/List_of_languages_by_number_of_native_speakers') == ['English', 'English', 'English']
  assert get_languages('https://en.wikipedia.org/wiki/List_of_official_languages') == ['Spanish', 'French', 'Spanish']
output: def get_languages(url):
      import requests
      from bs4 import BeautifulSoup
  
      response = requests.get(url)
      soup = BeautifulSoup(response.content, 'html.parser')
  
      languages = []
      for link in soup.find_all('a', href=True):
          if '/wiki/' in link['href'] and ':' not in link['href']:
              languages.append(link.get_text(strip=True))
      
      return languages