bpo-30728: IDLE: Refactor configdialog to PEP8 names (#2307)

Also, change '*' in the tkinter import to an explicit list of names.
Patch by Cheryl Sabella.

Lib/idlelib/idle_test/test_configdialog.py

@@ -21,14 +21,19 @@ testcfg = {
     'extensions': config.IdleUserConfParser(''),
 }
 
-# ConfigDialog.changedItems is a 3-level hierarchical dictionary of
+# ConfigDialog.changed_items is a 3-level hierarchical dictionary of
 # pending changes that mirrors the multilevel user config dict.
 # For testing, record args in a list for comparison with expected.
 changes = []
+root = None
+configure = None
+
+
 class TestDialog(ConfigDialog):
-    def AddChangedItem(self, *args):
+    def add_changed_item(self, *args):
         changes.append(args)
 
+
 def setUpModule():
     global root, configure
     idleConf.userCfg = testcfg
@@ -49,40 +54,39 @@ def tearDownModule():
 
 class FontTabTest(unittest.TestCase):
 
-
     def setUp(self):
         changes.clear()
 
     def test_font(self):
         # Set values guaranteed not to be defaults.
-        dfont = idleConf.GetFont(root, 'main', 'EditorWindow')
-        dsize = str(dfont[1])
-        dbold = dfont[2] == 'bold'
-        configure.fontName.set('Test Font')
+        default_font = idleConf.GetFont(root, 'main', 'EditorWindow')
+        default_size = str(default_font[1])
+        default_bold = default_font[2] == 'bold'
+        configure.font_name.set('Test Font')
         expected = [
             ('main', 'EditorWindow', 'font', 'Test Font'),
-            ('main', 'EditorWindow', 'font-size', dsize),
-            ('main', 'EditorWindow', 'font-bold', dbold)]
+            ('main', 'EditorWindow', 'font-size', default_size),
+            ('main', 'EditorWindow', 'font-bold', default_bold)]
         self.assertEqual(changes, expected)
         changes.clear()
-        configure.fontSize.set(20)
+        configure.font_size.set(20)
         expected = [
             ('main', 'EditorWindow', 'font', 'Test Font'),
             ('main', 'EditorWindow', 'font-size', '20'),
-            ('main', 'EditorWindow', 'font-bold', dbold)]
+            ('main', 'EditorWindow', 'font-bold', default_bold)]
         self.assertEqual(changes, expected)
         changes.clear()
-        configure.fontBold.set(not dbold)
+        configure.font_bold.set(not default_bold)
         expected = [
             ('main', 'EditorWindow', 'font', 'Test Font'),
             ('main', 'EditorWindow', 'font-size', '20'),
-            ('main', 'EditorWindow', 'font-bold', not dbold)]
+            ('main', 'EditorWindow', 'font-bold', not default_bold)]
         self.assertEqual(changes, expected)
 
     #def test_sample(self): pass  # TODO
 
     def test_tabspace(self):
-        configure.spaceNum.set(6)
+        configure.space_num.set(6)
         self.assertEqual(changes, [('main', 'Indent', 'num-spaces', 6)])
 
 
@@ -106,19 +110,19 @@ class GeneralTest(unittest.TestCase):
         changes.clear()
 
     def test_startup(self):
-        configure.radioStartupEdit.invoke()
+        configure.radio_startup_edit.invoke()
         self.assertEqual(changes,
                          [('main', 'General', 'editor-on-startup', 1)])
 
     def test_autosave(self):
-        configure.radioSaveAuto.invoke()
+        configure.radio_save_auto.invoke()
         self.assertEqual(changes, [('main', 'General', 'autosave', 1)])
 
     def test_editor_size(self):
-        configure.entryWinHeight.insert(0, '1')
+        configure.entry_win_height.insert(0, '1')
         self.assertEqual(changes, [('main', 'EditorWindow', 'height', '140')])
         changes.clear()
-        configure.entryWinWidth.insert(0, '1')
+        configure.entry_win_width.insert(0, '1')
         self.assertEqual(changes, [('main', 'EditorWindow', 'width', '180')])
 
     #def test_help_sources(self): pass  # TODO

Misc/NEWS.d/next/IDLE/2017-06-26-15-47-13.bpo-30728.qH4TGL.rst

+Review and change idlelib.configdialog names.
+Lowercase method and attribute names.
+Replace 'colour' with 'color', expand overly cryptic names, delete unneeded underscores.
+Replace ``import *`` with specific imports. Patches by Cheryl Sabella.