old_contents: 
  import unittest
  import zeit.brightcove.connection
  
  
  class ConnectionTest(unittest.TestCase):
      # mix in some non-ASCII chars everywhere to guard against #10600
  
      def test_strings_should_be_read_from_json_as_unicode(self):
          conn = zeit.brightcove.connection.APIConnection(
              None, None, None, None, None)
          response = conn.parse_json(u'{"föö": "bar"}'.encode('utf-8'))
          self.assertTrue(isinstance(response.iterkeys().next(), unicode))
          self.assertTrue(isinstance(response.itervalues().next(), unicode))
  
      def test_json_invalid_characters_are_removed_from_json_data(self):
          conn = zeit.brightcove.connection.APIConnection(
              None, None, None, None, None)
          response = conn.parse_json(u'{"föö": "\u0009"}'.encode('utf-8'))
          self.assertEqual('', response[u'föö'])
  
      def test_xml_restricted_characters_are_removed_from_json_data(self):
          conn = zeit.brightcove.connection.APIConnection(
              None, None, None, None, None)
          response = conn.parse_json(u'{"föö": "\u007f"}'.encode('utf-8'))
          self.assertEqual('', response[u'föö'])
  
new_contents: # coding: utf-8
  import unittest
  import zeit.brightcove.connection
  
  
  class ConnectionTest(unittest.TestCase):
      # mix in some non-ASCII chars everywhere to guard against #10600
  
      def test_strings_should_be_read_from_json_as_unicode(self):
          conn = zeit.brightcove.connection.APIConnection(
              None, None, None, None, None)
          response = conn.parse_json(u'{"föö": "bar"}'.encode('utf-8'))
          self.assertTrue(isinstance(response.iterkeys().next(), unicode))
          self.assertTrue(isinstance(response.itervalues().next(), unicode))
  
      def test_json_invalid_characters_are_removed_from_json_data(self):
          conn = zeit.brightcove.connection.APIConnection(
              None, None, None, None, None)
          response = conn.parse_json(u'{"föö": "\u0009"}'.encode('utf-8'))
          self.assertEqual('', response[u'föö'])
  
      def test_xml_restricted_characters_are_removed_from_json_data(self):
          conn = zeit.brightcove.connection.APIConnection(
              None, None, None, None, None)
          response = conn.parse_json(u'{"föö": "\u007f"}'.encode('utf-8'))
          self.assertEqual('', response[u'föö'])
  
subject: Fix encoding declaration