Remove unicode-related Python2-only code

This commit:
- removes the old "u" prefix from all strings
- removes the unicode_key_value_to_string function

Change-Id: I1da347e31e828fd2359f0935a4da47257116d4cb

doc/source/conf.py

@@ -57,7 +57,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = 'python-glanceclient'
-copyright = u'OpenStack Foundation'
+copyright = 'OpenStack Foundation'
 
 # If true, '()' will be appended to :func: etc. cross-reference text.
 add_function_parentheses = True
@@ -83,8 +83,8 @@ htmlhelp_basename = '%sdoc' % project
 # -- Options for man page output ----------------------------------------------
 
 # Grouping the document tree for man pages.
-# List of tuples 'sourcefile', 'target', u'title', u'Authors name', 'manual'
+# List of tuples 'sourcefile', 'target', 'title', 'Authors name', 'manual'
 man_pages = [
-    ('cli/glance', 'glance', u'Client for OpenStack Images API',
-     [u'OpenStack Foundation'], 1),
+    ('cli/glance', 'glance', 'Client for OpenStack Images API',
+     ['OpenStack Foundation'], 1),
 ]

glanceclient/common/utils.py

@@ -269,34 +269,11 @@ def print_list(objs, fields, formatters=None, field_settings=None):
                 field_name = field.lower().replace(' ', '_')
                 data = getattr(o, field_name, None) or ''
                 row.append(data)
-        count = 0
-        # Converts unicode values in list to string
-        for part in row:
-            count = count + 1
-            if isinstance(part, list):
-                part = unicode_key_value_to_string(part)
-                row[count - 1] = part
         pt.add_row(row)
 
     print(encodeutils.safe_decode(pt.get_string()))
 
 
-def _encode(src):
-    """remove extra 'u' in PY2."""
-    return src
-
-
-def unicode_key_value_to_string(src):
-    """Recursively converts dictionary keys to strings."""
-    if isinstance(src, dict):
-        return dict((_encode(k),
-                    _encode(unicode_key_value_to_string(v)))
-                    for k, v in src.items())
-    if isinstance(src, list):
-        return [unicode_key_value_to_string(l) for l in src]
-    return _encode(src)
-
-
 def print_dict(d, max_column_width=80):
     pt = prettytable.PrettyTable(['Property', 'Value'], caching=False)
     pt.align = 'l'

glanceclient/tests/unit/test_http.py

@@ -66,7 +66,7 @@ class TestClient(testtools.TestCase):
 
         self.endpoint = 'http://example.com:9292'
         self.ssl_endpoint = 'https://example.com:9292'
-        self.token = u'abc123'
+        self.token = 'abc123'
 
         self.client = getattr(self, self.create_client)()
 
@@ -80,7 +80,7 @@ class TestClient(testtools.TestCase):
             'X-Service-Catalog': 'service_catalog',
         }
         # with token
-        kwargs = {'token': u'fake-token',
+        kwargs = {'token': 'fake-token',
                   'identity_headers': identity_headers}
         http_client_object = http.HTTPClient(self.endpoint, **kwargs)
         self.assertEqual('auth_token', http_client_object.auth_token)
@@ -96,10 +96,10 @@ class TestClient(testtools.TestCase):
             'X-Service-Catalog': 'service_catalog',
         }
         # without X-Auth-Token in identity headers
-        kwargs = {'token': u'fake-token',
+        kwargs = {'token': 'fake-token',
                   'identity_headers': identity_headers}
         http_client_object = http.HTTPClient(self.endpoint, **kwargs)
-        self.assertEqual(u'fake-token', http_client_object.auth_token)
+        self.assertEqual('fake-token', http_client_object.auth_token)
         self.assertTrue(http_client_object.identity_headers.
                         get('X-Auth-Token') is None)
 
@@ -210,12 +210,12 @@ class TestClient(testtools.TestCase):
         self.mock.get(self.endpoint + path, text=text,
                       headers={"Content-Type": "text/plain"})
 
-        headers = {"test": u'ni\xf1o'}
+        headers = {"test": 'ni\xf1o'}
         resp, body = self.client.get(path, headers=headers)
         self.assertEqual(text, resp.text)
 
     def test_headers_encoding(self):
-        value = u'ni\xf1o'
+        value = 'ni\xf1o'
         fake_location = b'http://web_server:80/images/fake.img'
         headers = {"test": value,
                    "none-val": None,
@@ -262,7 +262,7 @@ class TestClient(testtools.TestCase):
         ksarqh = mock_ksarq.call_args[1]['headers']
         # Only one Content-Type header (of any text-type)
         self.assertEqual(1, [encodeutils.safe_decode(key)
-                             for key in ksarqh.keys()].count(u'Content-Type'))
+                             for key in ksarqh.keys()].count('Content-Type'))
         # And it's the one we set
         self.assertEqual(b"application/openstack-images-v2.1-json-patch",
                          ksarqh[b"Content-Type"])
@@ -295,7 +295,7 @@ class TestClient(testtools.TestCase):
 
     def test_parse_endpoint(self):
         endpoint = 'http://example.com:9292'
-        test_client = http.HTTPClient(endpoint, token=u'adc123')
+        test_client = http.HTTPClient(endpoint, token='adc123')
         actual = test_client.parse_endpoint(endpoint)
         expected = parse.SplitResult(scheme='http',
                                      netloc='example.com:9292', path='',
@@ -304,7 +304,7 @@ class TestClient(testtools.TestCase):
 
     def test_get_connections_kwargs_http(self):
         endpoint = 'http://example.com:9292'
-        test_client = http.HTTPClient(endpoint, token=u'adc123')
+        test_client = http.HTTPClient(endpoint, token='adc123')
         self.assertEqual(600.0, test_client.timeout)
 
     def test__chunk_body_exact_size_chunk(self):
@@ -321,7 +321,7 @@ class TestClient(testtools.TestCase):
         path = '/v1/images/'
         self.mock.post(self.endpoint + path, text=text)
 
-        headers = {"test": u'chunked_request'}
+        headers = {"test": 'chunked_request'}
         resp, body = self.client.post(path, headers=headers, data=data)
         self.assertIsInstance(self.mock.last_request.body, types.GeneratorType)
         self.assertEqual(text, resp.text)
@@ -332,7 +332,7 @@ class TestClient(testtools.TestCase):
         text = 'OK'
         self.mock.post(self.endpoint + path, text=text)
 
-        headers = {"test": u'chunked_request'}
+        headers = {"test": 'chunked_request'}
         resp, body = self.client.post(path, headers=headers, data=data)
 
         self.assertEqual(text, resp.text)
@@ -487,7 +487,7 @@ class TestClient(testtools.TestCase):
         headers = self.mock.last_request.headers
         self.assertEqual(refreshed_token, headers['X-Auth-Token'])
         # regression check for bug 1448080
-        unicode_token = u'ni\xf1o+=='
+        unicode_token = 'ni\xf1o+=='
         http_client.auth_token = unicode_token
         http_client.get(path)
         headers = self.mock.last_request.headers

glanceclient/tests/unit/test_utils.py

@@ -122,7 +122,7 @@ class TestUtils(testtools.TestCase):
         # test for removing 'u' from lists in print_list output
         columns = ['ID', 'Tags']
         images = [Struct(**{'id': 'b8e1c57e-907a-4239-aed8-0df8e54b8d2d',
-                  'tags': [u'Name1', u'Tag_123', u'veeeery long']})]
+                  'tags': ['Name1', 'Tag_123', 'veeeery long']})]
         saved_stdout = sys.stdout
         try:
             sys.stdout = output_list = io.StringIO()
@@ -178,12 +178,6 @@ class TestUtils(testtools.TestCase):
 ''',
                          output_list.getvalue())
 
-    def test_unicode_key_value_to_string(self):
-        src = {u'key': u'\u70fd\u7231\u5a77'}
-        # u'xxxx' in PY3 is str, we will not get extra 'u' from cli
-        # output in PY3
-        self.assertEqual(src, utils.unicode_key_value_to_string(src))
-
     def test_schema_args_with_list_types(self):
         # NOTE(flaper87): Regression for bug
         # https://bugs.launchpad.net/python-glanceclient/+bug/1401032

glanceclient/tests/unit/v1/test_images.py

@@ -504,7 +504,7 @@ class ImageManagerTest(testtools.TestCase):
         self.assertEqual(False, image.is_public)
         self.assertEqual(False, image.protected)
         self.assertEqual(False, image.deleted)
-        self.assertEqual({u'arch': u'x86_64'}, image.properties)
+        self.assertEqual({'arch': 'x86_64'}, image.properties)
 
     def test_get_int(self):
         image = self.mgr.get(1)
@@ -515,7 +515,7 @@ class ImageManagerTest(testtools.TestCase):
         self.assertEqual(False, image.is_public)
         self.assertEqual(False, image.protected)
         self.assertEqual(False, image.deleted)
-        self.assertEqual({u'arch': u'x86_64'}, image.properties)
+        self.assertEqual({'arch': 'x86_64'}, image.properties)
 
     def test_get_encoding(self):
         image = self.mgr.get('3')

glanceclient/tests/unit/v2/test_images.py

@@ -550,10 +550,10 @@ data_fixtures = {
             {
                 'id': 'a2b83adc-888e-11e3-8872-78acc0b951d8',
                 'name': 'image-location-tests',
-                'locations': [{u'url': u'http://foo.com/',
-                               u'metadata': {u'foo': u'foometa'}},
-                              {u'url': u'http://bar.com/',
-                               u'metadata': {u'bar': u'barmeta'}}],
+                'locations': [{'url': 'http://foo.com/',
+                               'metadata': {'foo': 'foometa'}},
+                              {'url': 'http://bar.com/',
+                               'metadata': {'bar': 'barmeta'}}],
             },
         ),
         'PATCH': (

glanceclient/tests/unit/v2/test_shell_v2.py

@@ -854,7 +854,7 @@ class ShellV2Test(testtools.TestCase):
 
     @mock.patch('sys.stdin', autospec=True)
     def test_do_image_create_with_unicode(self, mock_stdin):
-        name = u'\u041f\u0420\u0418\u0412\u0415\u0422\u0418\u041a'
+        name = '\u041f\u0420\u0418\u0412\u0415\u0422\u0418\u041a'
 
         args = self._make_args({'name': name,
                                 'file': None})

releasenotes/source/conf.py

@@ -55,8 +55,8 @@ source_suffix = '.rst'
 master_doc = 'index'
 
 # General information about the project.
-project = u'glanceclient Release Notes'
-copyright = u'2016, Glance Developers'
+project = 'glanceclient Release Notes'
+copyright = '2016, Glance Developers'
 
 openstackdocs_repo_name = 'openstack/python-glanceclient'
 openstackdocs_bug_project = 'python-glanceclient'
@@ -206,8 +206,8 @@ latex_elements = {
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
     ('index', 'glanceclientReleaseNotes.tex',
-     u'glanceclient Release Notes Documentation',
-     u'Glance Developers', 'manual'),
+     'glanceclient Release Notes Documentation',
+     'Glance Developers', 'manual'),
 ]
 
 # The name of an image file (relative to this directory) to place at the top of
@@ -237,8 +237,8 @@ latex_documents = [
 # (source start file, name, description, authors, manual section).
 man_pages = [
     ('index', 'glanceclientreleasenotes',
-     u'glanceclient Release Notes Documentation',
-     [u'Glance Developers'], 1)
+     'glanceclient Release Notes Documentation',
+     ['Glance Developers'], 1)
 ]
 
 # If true, show URL addresses after external links.
@@ -252,8 +252,8 @@ man_pages = [
 #  dir menu entry, description, category)
 texinfo_documents = [
     ('index', 'glanceclientReleaseNotes',
-     u'glanceclient Release Notes Documentation',
-     u'Glance Developers', 'glanceclientReleaseNotes',
+     'glanceclient Release Notes Documentation',
+     'Glance Developers', 'glanceclientReleaseNotes',
      'Python bindings for the OpenStack Image service.',
      'Miscellaneous'),
 ]