py3k bytes, for crying out loud

IPython/html/tests/test_files.py

@@ -1,51 +1,51 b''
 # coding: utf-8
 """Test the /files/ handler."""
 
 import io
 import os
 from unicodedata import normalize
 
 pjoin = os.path.join
 
 import requests
 
 from IPython.html.utils import url_path_join
 from .launchnotebook import NotebookTestBase
 from IPython.utils import py3compat
 
 class FilesTest(NotebookTestBase):
     def test_hidden_files(self):
         not_hidden = [
             u'å b',
             pjoin(u'å b/ç. d')
         ]
         hidden = [
             u'.å b',
             pjoin(u'å b/.ç d')
         ]
         dirs = not_hidden + hidden
         
         nbdir = self.notebook_dir.name
         for d in dirs:
             path = pjoin(nbdir, d.replace('/', os.path.sep))
             if not os.path.exists(path):
                 os.mkdir(path)
             with open(pjoin(path, 'foo'), 'w') as f:
                 f.write('foo')
             with open(pjoin(path, '.foo'), 'w') as f:
                 f.write('.foo')
         url = self.base_url()
         
         for d in not_hidden:
             path = pjoin(nbdir, d.replace('/', os.path.sep))
             r = requests.get(url_path_join(url, 'files', d, 'foo'))
             r.raise_for_status()
-            self.assertEqual(r.content, u'foo')
+            self.assertEqual(r.content, b'foo')
             r = requests.get(url_path_join(url, 'files', d, '.foo'))
             self.assertEqual(r.status_code, 403)
             
         for d in hidden:
             path = pjoin(nbdir, d.replace('/', os.path.sep))
             for foo in ('foo', '.foo'):
                 r = requests.get(url_path_join(url, 'files', d, foo))
                 self.assertEqual(r.status_code, 403)