Fix E711 comparison to None

Related: https://pagure.io/freeipa/issue/8306
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>

ipaserver/install/service.py

@@ -801,7 +801,7 @@ class SimpleServiceInstance(Service):
 
     def __enable(self):
         self.backup_state("enabled", self.is_enabled())
-        if self.gensvc_name == None:
+        if self.gensvc_name is None:
             self.enable()
         else:
             self.ldap_configure(self.gensvc_name, self.fqdn, None, self.suffix)

ipaserver/plugins/selinuxusermap.py

@@ -335,8 +335,9 @@ class selinuxusermap_add(LDAPCreate):
         entry_attrs['ipaenabledflag'] = 'TRUE'
         validate_selinuxuser_inlist(ldap, entry_attrs['ipaselinuxuser'])
 
-        # hbacrule is not allowed when usercat or hostcat is set
-        is_to_be_set = lambda x: x in entry_attrs and entry_attrs[x] != None
+        def is_to_be_set(x):
+            """hbacrule is not allowed when usercat or hostcat is set"""
+            return x in entry_attrs and entry_attrs[x] is not None
 
         are_local_members_to_be_set = any(is_to_be_set(attr)
                                           for attr in ('usercategory',

ipatests/test_util.py

@@ -136,7 +136,7 @@ class test_Fuzzy:
 
         assert (False == self.klass()) is True
         assert (True == self.klass()) is True
-        assert (None == self.klass()) is True
+        assert (None == self.klass()) is True  # noqa
 
 
 def test_assert_deepequal(pytestconfig):

ipatests/test_xmlrpc/test_hbactest_plugin.py

@@ -132,9 +132,9 @@ class test_hbactest(XMLRPC_test):
             nodetail=True
         )
         assert ret['value'] == True
-        assert ret['error'] == None
-        assert ret['matched'] == None
-        assert ret['notmatched'] == None
+        assert ret['error'] is None
+        assert ret['matched'] is None
+        assert ret['notmatched'] is None
 
     def test_c_hbactest_check_rules_enabled_detail(self):
         """
@@ -181,8 +181,8 @@ class test_hbactest(XMLRPC_test):
         )
 
         assert ret['value'] == False
-        assert ret['matched'] == None
-        assert ret['notmatched'] == None
+        assert ret['matched'] is None
+        assert ret['notmatched'] is None
         for rule in self.rule_names:
             assert u'%s_1x1' % (rule) in ret['error']