Python3: replace urllib by six.moves.urllib

This makes the code compatible with both Python 2 and 3.

Change-Id: I721a5567842f2df6ce2a8af501787204daba3082

keystoneclient/base.py

@@ -23,9 +23,9 @@ Base utilities to build API operation managers and objects on top of.
 
 import abc
 import functools
-import urllib
 
 import six
+from six.moves import urllib
 
 from keystoneclient import exceptions
 from keystoneclient.openstack.common import strutils
@@ -331,10 +331,14 @@ class CrudManager(Manager):
     def list(self, **kwargs):
         url = self.build_url(dict_args_in_out=kwargs)
 
+        if kwargs:
+            query = '?%s' % urllib.parse.urlencode(kwargs)
+        else:
+            query = ''
         return self._list(
             '%(url)s%(query)s' % {
                 'url': url,
-                'query': '?%s' % urllib.urlencode(kwargs) if kwargs else '',
+                'query': query,
             },
             self.collection_key)
 
@@ -364,10 +368,14 @@ class CrudManager(Manager):
         """Find a single item with attributes matching ``**kwargs``."""
         url = self.build_url(dict_args_in_out=kwargs)
 
+        if kwargs:
+            query = '?%s' % urllib.parse.urlencode(kwargs)
+        else:
+            query = ''
         rl = self._list(
             '%(url)s%(query)s' % {
                 'url': url,
-                'query': '?%s' % urllib.urlencode(kwargs) if kwargs else '',
+                'query': query,
             },
             self.collection_key)
         num = len(rl)

keystoneclient/contrib/ec2/utils.py

@@ -22,9 +22,9 @@ import base64
 import hashlib
 import hmac
 import re
-import urllib
 
 import six
+from six.moves import urllib
 
 
 class Ec2Signer(object):
@@ -134,8 +134,8 @@ class Ec2Signer(object):
         pairs = []
         for key in keys:
             val = Ec2Signer._get_utf8_value(params[key])
-            val = urllib.quote(val, safe='-_~')
-            pairs.append(urllib.quote(key, safe='') + '=' + val)
+            val = urllib.parse.quote(val, safe='-_~')
+            pairs.append(urllib.parse.quote(key, safe='') + '=' + val)
         qs = '&'.join(pairs)
         return qs
 

keystoneclient/middleware/auth_token.py

@@ -151,10 +151,10 @@ import requests
 import stat
 import tempfile
 import time
-import urllib
 
 import netaddr
 import six
+from six.moves import urllib
 
 from keystoneclient.common import cms
 from keystoneclient import exceptions
@@ -343,7 +343,7 @@ def confirm_token_not_expired(data):
 
 def safe_quote(s):
     """URL-encode strings that are not already URL-encoded."""
-    return urllib.quote(s) if s == urllib.unquote(s) else s
+    return urllib.parse.quote(s) if s == urllib.parse.unquote(s) else s
 
 
 class InvalidUserToken(Exception):

keystoneclient/v2_0/tenants.py

@@ -14,9 +14,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import urllib
-
 import six
+from six.moves import urllib
 
 from keystoneclient import base
 
@@ -108,7 +107,7 @@ class TenantManager(base.ManagerWithFind):
 
         query = ""
         if params:
-            query = "?" + urllib.urlencode(params)
+            query = "?" + urllib.parse.urlencode(params)
 
         reset = 0
         if self.api.management_url is None:

keystoneclient/v2_0/users.py

@@ -14,7 +14,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import urllib
+from six.moves import urllib
 
 from keystoneclient import base
 
@@ -113,7 +113,7 @@ class UserManager(base.ManagerWithFind):
 
         query = ""
         if params:
-            query = "?" + urllib.urlencode(params)
+            query = "?" + urllib.parse.urlencode(params)
 
         if not tenant_id:
             return self._list("/users%s" % query, "users")