Use strutils.to_slug() instead of utils.slugify()

Oslo provides a function, to_slug() in strutils that is substantially
similar to slugify() provided in utils by python-troveclient. Remove
slugify() and use to_slug() instead.

Change-Id: I97bc7cfc2c0e7d14e7617037bff431cdc1eee50f
Closes-Bug: #1266127
Author: Christian Berendt <berendt@b1-systems.de>

troveclient/compat/base.py

@@ -22,7 +22,10 @@ Base utilities to build API operation managers and objects on top of.
 import contextlib
 import hashlib
 import os
+
 from oslo_utils import reflection
+from oslo_utils import strutils
+
 from troveclient.compat import exceptions
 from troveclient.compat import utils
 
@@ -239,7 +242,7 @@ class Resource(object):
     def human_id(self):
         """Provides a pretty ID which can be used for bash completion."""
         if 'name' in self.__dict__ and self.HUMAN_ID:
-            return utils.slugify(self.name)
+            return strutils.to_slug(self.name)
         return None
 
     def _add_details(self, info):

troveclient/compat/utils.py

@@ -14,8 +14,6 @@
 
 import os
 
-from oslo_utils import strutils
-
 
 class HookableMixin(object):
     """Mixin so classes can register and run hooks."""
@@ -46,18 +44,3 @@ def env(*vars, **kwargs):
         if value:
             return value
     return kwargs.get('default', '')
-
-
-# http://code.activestate.com/recipes/
-#   577257-slugify-make-a-string-usable-in-a-url-or-filename/
-def slugify(value):
-    """Converts a string usable in a url or filename.
-
-    Normalizes string, converts to lowercase, removes non-alpha characters,
-    and converts spaces to hyphens.
-
-    From Django's "django/template/defaultfilters.py".
-
-    Make use of strutils.to_slug from openstack common
-    """
-    return strutils.to_slug(value, incoming=None, errors="strict")

troveclient/tests/test_utils.py

@@ -17,7 +17,6 @@
 
 import Crypto.Random
 import os
-import six
 import tempfile
 import testtools
 
@@ -50,13 +49,6 @@ class UtilsTest(testtools.TestCase):
         self.assertEqual('passing', utils.env('test_abc'))
         self.assertEqual('', utils.env('test_abcd'))
 
-    def test_slugify(self):
-        import unicodedata  # noqa
-
-        self.assertEqual('not_unicode', utils.slugify('not_unicode'))
-        self.assertEqual('unicode', utils.slugify(six.u('unicode')))
-        self.assertEqual('slugify-test', utils.slugify('SLUGIFY% test!'))
-
     def test_encode_decode_data(self):
         text_data_str = 'This is a text string'
         try:

troveclient/utils.py

@@ -26,7 +26,6 @@ import prettytable
 import six
 
 from oslo_utils import encodeutils
-from oslo_utils import strutils
 
 from troveclient.openstack.common.apiclient import exceptions
 
@@ -278,21 +277,6 @@ def safe_issubclass(*args):
     return False
 
 
-# http://code.activestate.com/recipes/
-#   577257-slugify-make-a-string-usable-in-a-url-or-filename/
-def slugify(value):
-    """Converts a string usable in a url or filename.
-
-    Normalizes string, converts to lowercase, removes non-alpha characters,
-    and converts spaces to hyphens.
-
-    From Django's "django/template/defaultfilters.py".
-
-    Make use strutils.to_slug from openstack common
-    """
-    return strutils.to_slug(value, incoming=None, errors="strict")
-
-
 def is_uuid_like(val):
     """Returns validation of a value as a UUID.