code: code cleanups, use is None instead of == None.

rhodecode/apps/admin/views/settings.py

@@ -175,8 +175,7 b' class AdminSettingsView(BaseAppView):'
 
         try:
             if c.visual.allow_repo_location_change:
-                model.update_global_path_setting(
-                    form_result['paths_root_path'])
+                model.update_global_path_setting(form_result['paths_root_path'])
 
             model.update_global_ssl_setting(form_result['web_push_ssl'])
             model.update_global_hook_settings(form_result)

rhodecode/lib/diff_match_patch.py

@@ -95,7 +95,7 b' class diff_match_patch:'
       Array of changes.
     """
     # Set a deadline by which time the diff must be complete.
-    if deadline == None:
+    if deadline is None:
       # Unlike in most languages, Python counts time in seconds.
       if self.Diff_Timeout <= 0:
         deadline = sys.maxint
@@ -103,7 +103,7 b' class diff_match_patch:'
         deadline = time.time() + self.Diff_Timeout
 
     # Check for null inputs.
-    if text1 == None or text2 == None:
+    if text1 is None or text2 is None:
       raise ValueError("Null inputs. (diff_main)")
 
     # Check for equality (speedup).
@@ -1227,7 +1227,7 b' class diff_match_patch:'
       Best match index or -1.
     """
     # Check for null inputs.
-    if text == None or pattern == None:
+    if text is None or pattern is None:
       raise ValueError("Null inputs. (match_main)")
 
     loc = max(0, min(loc, len(text)))

rhodecode/model/pull_request.py

@@ -1576,10 +1576,8 b' class PullRequestModel(BaseModel):'
             from rc_reviewers.utils import get_default_reviewers_data
             from rc_reviewers.utils import validate_default_reviewers
         except ImportError:
-            from rhodecode.apps.repository.utils import \
-                get_default_reviewers_data
-            from rhodecode.apps.repository.utils import \
-                validate_default_reviewers
+            from rhodecode.apps.repository.utils import get_default_reviewers_data
+            from rhodecode.apps.repository.utils import validate_default_reviewers
 
         return get_default_reviewers_data, validate_default_reviewers
 

rhodecode/model/settings.py

@@ -582,7 +582,6 b' class VcsSettingsModel(object):'
         self._create_or_update_ui(
             self.repo_settings, *phases, value=safe_str(data[phases_key]))
 
-
     def create_or_update_global_hg_settings(self, data):
         largefiles, largefiles_store, phases, hgsubversion, evolve \
             = self.GLOBAL_HG_SETTINGS

rhodecode/tests/vcs/test_repository.py

@@ -259,13 +259,13 b' class TestRepositoryGetCommonAncestor:'
             commit_id1=original[0].raw_id,
             commit_id2=unrelated[0].raw_id,
             repo2=unrelated
-        ) == None
+        ) is None
 
         assert original.get_common_ancestor(
             commit_id1=original[-1].raw_id,
             commit_id2=unrelated[-1].raw_id,
             repo2=unrelated
-        ) == None
+        ) is None
 
 
 @pytest.mark.backends("git", "hg")