#2503 make singletons compared with "is" not == or !=

Thanks to Wummel for the patch

2 files changed, 3 insertions, 4 deletions

diff --git a/Lib/idlelib/AutoComplete.py b/Lib/idlelib/AutoComplete.py
index e1549be..bed2b8c 100644
--- a/Lib/idlelib/AutoComplete.py
+++ b/Lib/idlelib/AutoComplete.py
@@ -35,10 +35,9 @@ class AutoComplete:
                                    "popupwait", type="int", default=0)
 
     def __init__(self, editwin=None):
-        if editwin == None:  # subprocess and test
-            self.editwin = None
-            return
         self.editwin = editwin
+        if editwin is None:  # subprocess and test
+            return
         self.text = editwin.text
         self.autocompletewindow = None
 
diff --git a/Lib/idlelib/PyShell.py b/Lib/idlelib/PyShell.py
index f1148e2..f991ae9 100644
--- a/Lib/idlelib/PyShell.py
+++ b/Lib/idlelib/PyShell.py
@@ -932,7 +932,7 @@ class PyShell(OutputWindow):
                 "The program is still running!\n Do you want to kill it?",
                 default="ok",
                 parent=self.text)
-            if response == False:
+            if response is False:
                 return "cancel"
         if self.reading:
             self.top.quit()