Update json module to jsonutils

1. json is deprecated, should use oslo_serialization.jsonutils
instead.
2. cleanup of .keys() from dict_object.keys() *in* operator

Change-Id: I09076a781a6fb12697d38b365ffda664be053187

README.rst

@@ -150,3 +150,5 @@ There are multiple test targets that can be run to validate the code.
 * tox -e pep8 - style guidelines enforcement
 * tox -e py27 - traditional unit testing with python 2.7
 * tox -e py35 - traditional unit testing with python 3.5
+* tox -e py36 - traditional unit testing with python 3.6
+* tox -e py37 - traditional unit testing with python 3.7

searchlightclient/common/base.py

@@ -460,7 +460,7 @@ class Resource(object):
 
     def __repr__(self):
         reprkeys = sorted(k
-                          for k in self.__dict__.keys()
+                          for k in self.__dict__
                           if k[0] != '_' and k != 'manager')
         info = ", ".join("%s=%s" % (k, getattr(self, k)) for k in reprkeys)
         return "<%s %s>" % (self.__class__.__name__, info)

searchlightclient/common/utils.py

@@ -96,7 +96,7 @@ def print_dict(d, formatters=None):
                                  caching=False, print_empty=False)
     pt.align = 'l'
 
-    for field in d.keys():
+    for field in d:
         if field in formatters:
             pt.add_row([field, formatters[field](d[field])])
         else:

searchlightclient/osc/v1/search.py

@@ -13,9 +13,10 @@
 
 """Searchlight v1 Search action implementations"""
 
-import json
 import logging
 
+from oslo_serialization import jsonutils
+
 from osc_lib.command import command
 from osc_lib import utils
 
@@ -96,10 +97,10 @@ class SearchResource(command.Lister):
 
         if parsed_args.query:
             if parsed_args.json:
-                query = json.loads(parsed_args.query)
+                query = jsonutils.loads(parsed_args.query)
             else:
                 try:
-                    json.loads(parsed_args.query)
+                    jsonutils.loads(parsed_args.query)
                     print("You should use the --json flag when specifying "
                           "a JSON object.")
                     exit(1)

searchlightclient/tests/unit/osc/fakes.py

@@ -61,7 +61,7 @@ class FakeResource(object):
             setattr(self, k, v)
 
     def __repr__(self):
-        reprkeys = sorted(k for k in self.__dict__.keys() if k[0] != '_' and
+        reprkeys = sorted(k for k in self.__dict__ if k[0] != '_' and
                           k != 'manager')
         info = ", ".join("%s=%s" % (k, getattr(self, k)) for k in reprkeys)
         return "<%s %s>" % (self.__class__.__name__, info)

searchlightclient/v1/search.py

@@ -52,7 +52,7 @@ class SearchManager(base.BaseManager):
         # transfer, since the data have been wrapped several times
         # before transfer, and the data overhead is pretty small comparing
         # to the data payload('_source'), it is done here for simplicity.
-        if 'simplified' in kwargs.keys() and kwargs['simplified']:
+        if 'simplified' in kwargs and kwargs['simplified']:
             resources = [h['_source'] for h in resources.hits['hits']]
 
         return resources

setup.cfg

@@ -17,6 +17,8 @@ classifier =
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.5
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
 
 [files]
 packages =