Issue #27891: Consistently group and sort imports within idlelib modules.

1 files changed, 8 insertions, 3 deletions

diff --git a/Lib/idlelib/stackviewer.py b/Lib/idlelib/stackviewer.py
index c8c802c..0698def 100644
--- a/Lib/idlelib/stackviewer.py
+++ b/Lib/idlelib/stackviewer.py
@@ -1,11 +1,12 @@
-import os
-import sys
 import linecache
+import os
 import re
+import sys
+
 import tkinter as tk
 
-from idlelib.tree import TreeNode, TreeItem, ScrolledCanvas
 from idlelib.debugobj import ObjectTreeItem, make_objecttreeitem
+from idlelib.tree import TreeNode, TreeItem, ScrolledCanvas
 
 def StackBrowser(root, flist=None, tb=None, top=None):
     if top is None:
@@ -16,6 +17,7 @@ def StackBrowser(root, flist=None, tb=None, top=None):
     node = TreeNode(sc.canvas, None, item)
     node.expand()
 
+
 class StackTreeItem(TreeItem):
 
     def __init__(self, flist=None, tb=None):
@@ -54,6 +56,7 @@ class StackTreeItem(TreeItem):
             sublist.append(item)
         return sublist
 
+
 class FrameTreeItem(TreeItem):
 
     def __init__(self, info, flist):
@@ -95,6 +98,7 @@ class FrameTreeItem(TreeItem):
             if os.path.isfile(filename):
                 self.flist.gotofileline(filename, lineno)
 
+
 class VariablesTreeItem(ObjectTreeItem):
 
     def GetText(self):
@@ -119,6 +123,7 @@ class VariablesTreeItem(ObjectTreeItem):
             sublist.append(item)
         return sublist
 
+
 def _stack_viewer(parent):  # htest #
     from idlelib.pyshell import PyShellFileList
     top = tk.Toplevel(parent)