service_account.py

# service-account.py

import json
from oauth2client.client import SignedJwtAssertionCredentials

# The scope for the OAuth2 request.
SCOPE = 'https://www.googleapis.com/auth/analytics.readonly'

# The location of the key file with the key data.
KEY_FILEPATH = 'path/to/json-key.json'

# Load the key file's private data.
with open(KEY_FILEPATH) as key_file:
  _key_data = json.load(key_file)

# Construct a credentials objects from the key data and OAuth2 scope.
_credentials = SignedJwtAssertionCredentials(
    _key_data['client_email'], _key_data['private_key'], SCOPE)

# Defines a method to get an access token from the credentials object.
# The access token is automatically refreshed if it has expired.
def get_access_token():
  return _credentials.get_access_token().access_token

  <script>
(function(w,d,s,g,js,fs){
  g=w.gapi||(w.gapi={});g.analytics={q:[],ready:function(f){this.q.push(f);}};
  js=d.createElement(s);fs=d.getElementsByTagName(s)[0];
  js.src='https://apis.google.com/js/platform.js';
  fs.parentNode.insertBefore(js,fs);js.onload=function(){g.load('analytics');};
}(window,document,'script'));
</script>

<div id="chart-1-container"></div>
<div id="chart-2-container"></div>

<script>

gapi.analytics.ready(function() {

  /**
   * Authorize the user with an access token obtained server side.
   */
  gapi.analytics.auth.authorize({
    'serverAuth': {
      'access_token': '{{ ACCESS_TOKEN_FROM_SERVICE_ACCOUNT }}'
    }
  });


  /**
   * Creates a new DataChart instance showing sessions over the past 30 days.
   * It will be rendered inside an element with the id "chart-1-container".
   */
  var dataChart1 = new gapi.analytics.googleCharts.DataChart({
    query: {
      'ids': 'ga:100367422', // The Demos & Tools website view.
      'start-date': '30daysAgo',
      'end-date': 'yesterday',
      'metrics': 'ga:sessions,ga:users',
      'dimensions': 'ga:date'
    },
    chart: {
      'container': 'chart-1-container',
      'type': 'LINE',
      'options': {
        'width': '100%'
      }
    }
  });
  dataChart1.execute();


  /**
   * Creates a new DataChart instance showing top 5 most popular demos/tools
   * amongst returning users only.
   * It will be rendered inside an element with the id "chart-3-container".
   */
  var dataChart2 = new gapi.analytics.googleCharts.DataChart({
    query: {
      'ids': 'ga:100367422', // The Demos & Tools website view.
      'start-date': '30daysAgo',
      'end-date': 'yesterday',
      'metrics': 'ga:pageviews',
      'dimensions': 'ga:pagePathLevel1',
      'sort': '-ga:pageviews',
      'filters': 'ga:pagePathLevel1!=/',
      'max-results': 7
    },
    chart: {
      'container': 'chart-2-container',
      'type': 'PIE',
      'options': {
        'width': '100%',
        'pieHole': 4/9,
      }
    }
  });
  dataChart2.execute();

});
</script>