What does <function at ...> mean
<p>Here's the code:</p>

<pre><code>def my_func(f, arg):
  return f(arg)

print((lambda x: 2*x*x, (5)))

&gt;&gt;&gt;(&lt;function &lt;lambda&gt; at 0x10207b9d8&gt;, 5)
</code></pre>

<p>How to solve the error, and can some please explain in a clear language what exactly that error means.</p>