Convert a pile of obvious "yes/no" functions to return bool.

6 files changed, 23 insertions, 23 deletions

diff --git a/Tools/idle/EditorWindow.py b/Tools/idle/EditorWindow.py
index f924c45289..9dd51b68d4 100644
--- a/Tools/idle/EditorWindow.py
+++ b/Tools/idle/EditorWindow.py
@@ -375,16 +375,16 @@ class EditorWindow:
 
     def ispythonsource(self, filename):
         if not filename:
-            return 1
+            return True
         base, ext = os.path.splitext(os.path.basename(filename))
         if os.path.normcase(ext) in (".py", ".pyw"):
-            return 1
+            return True
         try:
             f = open(filename)
             line = f.readline()
             f.close()
         except IOError:
-            return 0
+            return False
         return line[:2] == '#!' and string.find(line, 'python') >= 0
 
     def close_hook(self):
diff --git a/Tools/idle/IOBinding.py b/Tools/idle/IOBinding.py
index 5d41d3592e..dfea0b6618 100644
--- a/Tools/idle/IOBinding.py
+++ b/Tools/idle/IOBinding.py
@@ -92,7 +92,7 @@ class IOBinding:
             f.close()
         except IOError, msg:
             tkMessageBox.showerror("I/O Error", str(msg), master=self.text)
-            return 0
+            return False
         self.text.delete("1.0", "end")
         self.set_filename(None)
         self.text.insert("1.0", chars)
@@ -100,7 +100,7 @@ class IOBinding:
         self.set_filename(filename)
         self.text.mark_set("insert", "1.0")
         self.text.see("insert")
-        return 1
+        return True
 
     def maybesave(self):
         if self.get_saved():
@@ -154,11 +154,11 @@ class IOBinding:
             f.write(chars)
             f.close()
             ## print "saved to", `filename`
-            return 1
+            return True
         except IOError, msg:
             tkMessageBox.showerror("I/O Error", str(msg),
                                    master=self.text)
-            return 0
+            return False
 
     def fixlastline(self):
         c = self.text.get("end-2c")
diff --git a/Tools/idle/ObjectBrowser.py b/Tools/idle/ObjectBrowser.py
index c235a7564f..416be5a15f 100644
--- a/Tools/idle/ObjectBrowser.py
+++ b/Tools/idle/ObjectBrowser.py
@@ -59,7 +59,7 @@ class ObjectTreeItem(TreeItem):
 
 class InstanceTreeItem(ObjectTreeItem):
     def IsExpandable(self):
-        return 1
+        return True
     def GetSubList(self):
         sublist = ObjectTreeItem.GetSubList(self)
         sublist.insert(0,
@@ -68,7 +68,7 @@ class InstanceTreeItem(ObjectTreeItem):
 
 class ClassTreeItem(ObjectTreeItem):
     def IsExpandable(self):
-        return 1
+        return True
     def GetSubList(self):
         sublist = ObjectTreeItem.GetSubList(self)
         if len(self.object.__bases__) == 1:
diff --git a/Tools/idle/PyShell.py b/Tools/idle/PyShell.py
index 03b468424d..2c471dee27 100644
--- a/Tools/idle/PyShell.py
+++ b/Tools/idle/PyShell.py
@@ -439,7 +439,7 @@ class PyShell(OutputWindow):
 
     def ispythonsource(self, filename):
         # Override this so EditorWindow never removes the colorizer
-        return 1
+        return True
 
     def short_title(self):
         return self.shell_title
@@ -482,7 +482,7 @@ class PyShell(OutputWindow):
         return line
 
     def isatty(self):
-        return 1
+        return True
 
     def cancel_callback(self, event):
         try:
@@ -685,7 +685,7 @@ class PseudoFile:
         pass
 
     def isatty(self):
-        return 1
+        return True
 
 
 usage_msg = """\
diff --git a/Tools/idle/ReplaceDialog.py b/Tools/idle/ReplaceDialog.py
index 83462f9a1f..1e46f36565 100644
--- a/Tools/idle/ReplaceDialog.py
+++ b/Tools/idle/ReplaceDialog.py
@@ -111,24 +111,24 @@ class ReplaceDialog(SearchDialogBase):
 
     def do_find(self, ok=0):
         if not self.engine.getprog():
-            return 0
+            return False
         text = self.text
         res = self.engine.search_text(text, None, ok)
         if not res:
             text.bell()
-            return 0
+            return False
         line, m = res
         i, j = m.span()
         first = "%d.%d" % (line, i)
         last = "%d.%d" % (line, j)
         self.show_hit(first, last)
         self.ok = 1
-        return 1
+        return True
 
     def do_replace(self):
         prog = self.engine.getprog()
         if not prog:
-            return 0
+            return False
         text = self.text
         try:
             first = pos = text.index("sel.first")
@@ -141,7 +141,7 @@ class ReplaceDialog(SearchDialogBase):
         chars = text.get("%d.0" % line, "%d.0" % (line+1))
         m = prog.match(chars, col)
         if not prog:
-            return 0
+            return False
         new = self._expand(m, self.replvar.get())
         text.mark_set("insert", first)
         text.undo_block_start()
@@ -152,7 +152,7 @@ class ReplaceDialog(SearchDialogBase):
         text.undo_block_stop()
         self.show_hit(first, text.index("insert"))
         self.ok = 0
-        return 1
+        return True
 
     def _expand(self, m, template):
         # XXX This code depends on internals of the regular expression
diff --git a/Tools/idle/SearchDialog.py b/Tools/idle/SearchDialog.py
index 0f0cb189f6..8d275c4437 100644
--- a/Tools/idle/SearchDialog.py
+++ b/Tools/idle/SearchDialog.py
@@ -34,9 +34,9 @@ class SearchDialog(SearchDialogBase):
     def find_again(self, text):
         if not self.engine.getpat():
             self.open(text)
-            return 0
+            return False
         if not self.engine.getprog():
-            return 0
+            return False
         res = self.engine.search_text(text)
         if res:
             line, m = res
@@ -48,17 +48,17 @@ class SearchDialog(SearchDialogBase):
                 sellast = text.index("sel.last")
                 if selfirst == first and sellast == last:
                     text.bell()
-                    return 0
+                    return False
             except TclError:
                 pass
             text.tag_remove("sel", "1.0", "end")
             text.tag_add("sel", first, last)
             text.mark_set("insert", self.engine.isback() and first or last)
             text.see("insert")
-            return 1
+            return True
         else:
             text.bell()
-            return 0
+            return False
 
     def find_selection(self, text):
         pat = text.get("sel.first", "sel.last")