title: About char b prefix in Python3.4.1 client connect to redis
body: <p>I am run into trouble .My code below.But I do not know why there is a char 'b' before output string "Hello Python".</p>
  
  <pre><code>&gt;&gt;&gt; import redis
  &gt;&gt;&gt; redisClient = redis.StrictRedis(host='192.168.3.88',port=6379)
  &gt;&gt;&gt; redisClient.set('test_redis', 'Hello Python')
  True
  &gt;&gt;&gt; value = redisClient.get('test_redis')
  &gt;&gt;&gt; print(value)
  b'Hello Python' //why char 'b' output?
  </code></pre>