title: IOError: [Errno 28] No space left on device while installing TensorFlow
body: <p>I am trying to install TensorFlow in my local directory using the following command.</p>
  
  <pre><code>export TF_BINARY_URL=http://storage.googleapis.com/tensorflow/linux/cpu/tensorflow-0.11.0-cp27-none-linux_x86_64.whl
  pip install --install-option="--prefix=$PYTHONUSERBASE" --upgrade $TF_BINARY_URL
  </code></pre>
  
  <p>I am getting the following error:</p>
  
  <pre><code>IOError: [Errno 28] No space left on device
  </code></pre>
  
  <p>Then I did <code>df</code> to see the following:</p>
  
  <pre><code>Filesystem             1K-blocks       Used   Available Use% Mounted on
  tmpfs                      10240      10240           0 100% /tmp
  tmpfs                      10240      10240           0 100% /var/tmp
  </code></pre>
  
  <p>Is there a way I can install TF without the temp files being downloaded in <code>/tmp</code> or <code>/var/tmp</code>? Thanks.</p>