new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  from platform import platform
  
  from eventbrite import __version__
  from eventbrite.exceptions import InvalidResourcePath
  from eventbrite.client import Eventbrite
  
  from .base import unittest, mock
  
  
  def test_headers():
      eventbrite = Eventbrite('12345')
      expected_headers = {
          u'content-type': u'application/json',
          u'Authorization': u'Bearer 12345',
          u'User-Agent': "eventbrite-python-sdk {version} ({system})".format(
                  version=__version__,
                  system=platform(),
              )
      }
      assert eventbrite.headers == expected_headers
  
  
  def test_headers_without_content_type():
      """Should not have content-type"""
      eventbrite = Eventbrite('12345')
      eventbrite.content_type_specified = False
      expected_headers = {
          u'Authorization': u'Bearer 12345',
          u'User-Agent': "eventbrite-python-sdk {version} ({system})".format(
                  version=__version__,
                  system=platform(),
              )
      }
      assert eventbrite.headers == expected_headers
  
subject: Fix for #19, now all GET requests lack content type