input: Write a python function to analyze the sentiment of a given text and print whether it is positive, negative, or neutral.
  assert sentiment_analyzer("I love sunny days!") == 'Positive sentiment'
  assert sentiment_analyzer("This is the worst experience ever.") == 'Negative sentiment'
  assert sentiment_analyzer("I feel okay about the situation.") == 'Neutral sentiment'
output: def sentiment_analyzer(text):
      from textblob import TextBlob
      analysis = TextBlob(text)
      polarity = analysis.sentiment.polarity
      if polarity > 0:
          return 'Positive sentiment'
      elif polarity < 0:
          return 'Negative sentiment'
      else:
          return 'Neutral sentiment'