Fix testing script in install documentation.
@@ -207,7 +207,7 @@ Note: To exit the virtual environment run `deactivate`.
#### 4. Test Tensorflow Federated.
<pre class="prettyprint lang-bsh">
-<code class="devsite-terminal tfo-terminal-venv">python -c "import tensorflow_federated as tff; tff.federated_computation(lambda: 'Hello, World!')()"</code>
+<code class="devsite-terminal tfo-terminal-venv">python -c "import tensorflow_federated as tff; print(tff.federated_computation(lambda: 'Hello, World!')())"</code>
</pre>
Success: The TensorFlow Federated package is built.
