title: python map object at
body: <p>im new to Python (version 3.41) and I have a problem with printing the result of using map and filter function. How can I find these results?</p>
  
  <pre><code>&gt;&gt;&gt; def double(n):
      return n*2
  
  &gt;&gt;&gt; li = [1,2,3]
  &gt;&gt;&gt; map(double, li)
  &lt;map object at 0x000000000333DCF8&gt;
  &gt;&gt;&gt; print(map(double,li))
  &lt;map object at 0x000000000333DC50&gt;
  </code></pre>