input: Write a function to query Twitter to get the most recent tweets from a given user and print them. The function should use the tweepy library for authentication and fetching the tweets.
  assert query_twitter("@elonmusk")
  assert query_twitter("@NASA")
  assert query_twitter("@Tesla")
  assert query_twitter("@SpaceX")
output: def query_twitter(username):
      auth = tweepy.OAuthHandler("consumer_key", "consumer_secret")
      auth.set_access_token("access_token", "access_token_secret")
      api = tweepy.API(auth)
      tweets = api.user_timeline(screen_name=username, count=10)
      for tweet in tweets:
          print(tweet.text)
      return True