input: Write a function to analyze the sentiment of given text. The function should categorize the text into positive, negative, and neutral sentiments. The function should take a single argument, which is the text to be analyzed. The function should return a string indicating the sentiment category.
  assert analyze_sentiment("I love this movie!")=="positive"
  assert analyze_sentiment("I hate this movie!")=="negative"
  assert analyze_sentiment("This movie is okay.")=="neutral"
  assert analyze_sentiment("")=="neutral"
output: def analyze_sentiment(text):
      if "love" in text or "great" in text or "awesome" in text:
          return "positive"
      elif "hate" in text or "terrible" in text or "awful" in text:
          return "negative"
      else:
          return "neutral"