code: function (req, res) {
    return rp({
      method: 'POST',
      uri: config.LYFT_API_URI + '/oauth/token',
      auth: {
        username: config.LYFT_CLIENT_ID,
        password: (config.USE_SANDBOX ? 'SANDBOX-' : '') + config.LYFT_CLIENT_SECRET
      },
      json: {
        grant_type: 'client_credentials',
        scope: 'public'
      }
    })
  }
docs: /* ============== /* Helper Methods /* ==============