Remove six

Replace the following items with Python 3 style code:

- six.text_type
- six.StringIO

Change-Id: I9db56ea304938d66753106357e572f307d226850

blazarclient/command.py

@@ -14,7 +14,6 @@
 # limitations under the License.
 import ast
 import logging
-import six
 
 from cliff import command
 from cliff.formatters import table
@@ -90,7 +89,7 @@ class BlazarCommand(OpenStackCommand):
 
     def format_output_data(self, data):
         for k, v in data.items():
-            if isinstance(v, six.text_type):
+            if isinstance(v, str):
                 try:
                     # Deserialize if possible into dict, lists, tuples...
                     v = ast.literal_eval(v)

blazarclient/shell.py

@@ -25,7 +25,6 @@ from cliff import app
 from cliff import commandmanager
 from keystoneauth1 import loading
 from oslo_utils import encodeutils
-import six
 
 from blazarclient import client as blazar_client
 from blazarclient import exception
@@ -265,10 +264,10 @@ class BlazarShell(app.App):
 
         except Exception as err:
             if self.options.debug:
-                self.log.exception(six.text_type(err))
+                self.log.exception(str(err))
                 raise
             else:
-                self.log.error(six.text_type(err))
+                self.log.error(str(err))
             return 1
         if self.interactive_mode:
             _argv = [sys.argv[0]]
@@ -291,17 +290,17 @@ class BlazarShell(app.App):
             return run_command(cmd, cmd_parser, sub_argv)
         except Exception as err:
             if self.options.debug:
-                self.log.exception(six.text_type(err))
+                self.log.exception(str(err))
             else:
-                self.log.error(six.text_type(err))
+                self.log.error(str(err))
             try:
                 self.clean_up(cmd, result, err)
             except Exception as err2:
                 if self.options.debug:
-                    self.log.exception(six.text_type(err2))
+                    self.log.exception(str(err2))
                 else:
                     self.log.error('Could not clean up: %s',
-                                   six.text_type(err2))
+                                   str(err2))
             if self.options.debug:
                 raise
             else:
@@ -309,10 +308,10 @@ class BlazarShell(app.App):
                     self.clean_up(cmd, result, None)
                 except Exception as err3:
                     if self.options.debug:
-                        self.log.exception(six.text_type(err3))
+                        self.log.exception(str(err3))
                     else:
                         self.log.error('Could not clean up: %s',
-                                       six.text_type(err3))
+                                       str(err3))
         return result
 
     def authenticate_user(self):
@@ -349,7 +348,7 @@ class BlazarShell(app.App):
     def clean_up(self, cmd, result, err):
         self.log.debug('clean_up %s', cmd.__class__.__name__)
         if err:
-            self.log.debug('got an error: %s', six.text_type(err))
+            self.log.debug('got an error: %s', str(err))
 
     def configure_logging(self):
         """Create logging handlers for any log output."""
@@ -383,7 +382,7 @@ def main(argv=sys.argv[1:]):
     except exception.BlazarClientException:
         return 1
     except Exception as e:
-        print(six.text_type(e))
+        print(str(e))
         return 1
 
 

blazarclient/tests/test_shell.py

@@ -13,8 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import io
 import re
-import six
 import sys
 
 import fixtures
@@ -53,8 +53,8 @@ class BlazarShellTestCase(tests.TestCase):
         orig = sys.stdout
         orig_stderr = sys.stderr
         try:
-            sys.stdout = six.StringIO()
+            sys.stdout = io.StringIO()
-            sys.stderr = six.StringIO()
+            sys.stderr = io.StringIO()
             _shell = shell.BlazarShell()
             _shell.initialize_app(argstr.split())
         except SystemExit:

lower-constraints.txt

@@ -37,7 +37,6 @@ PyYAML==3.12
 requests==2.14.2
 requestsexceptions==1.2.0
 rfc3986==0.3.1
-six==1.10.0
 stevedore==1.20.0
 testrepository==0.0.18
 testtools==2.2.0

requirements.txt

@@ -4,7 +4,6 @@
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 cliff!=2.9.0,>=2.8.0 # Apache-2.0
 PrettyTable<0.8,>=0.7.1 # BSD
-six>=1.10.0 # MIT
 Babel!=2.4.0,>=2.3.4 # BSD
 oslo.i18n>=3.15.3 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0