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gh-103737: IDLE - Remove unneeded .keys() for dict iteration (#110960)

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Add comments where .keys() is needed.
Leave debugger usages along because situation is unclear as indicated in expanded comment.
Most testing is manual.
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Terry Jan Reedy 2023-10-18 04:14:52 -04:00 • committed by GitHub
parent 77dbd95609
commit baefbb21d9
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8 changed files with 28 additions and 26 deletions
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Lib/idlelib/stackviewer.py
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@ -99,7 +99,7 @@ class VariablesTreeItem(ObjectTreeItem):
def GetSubList(self):
sublist = []
for key in self.object.keys():
for key in self.object.keys(): # self.object not necessarily dict.
try:
value = self.object[key]
except KeyError: