title: Google API client secrets error (Python)
body: <p>I want to retrieve data from Google analytics. I have created a service account in the console and I am using Google's Python (<code>hello_analytics_api_v3.py</code>) code to access the data.</p>
  
  <p>I have copied the <code>client_secrets.json</code> into my folder but get this error:</p>
  
  <pre><code>*SystemExit: 
  WARNING: Please configure OAuth 2.0
  To make this sample run you will need to populate the client_secrets.json file
  found at:*
  </code></pre>
  
  <p>What should I do? I am using Python 2.7.</p>