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Diffstat (limited to 'Lib/idlelib/run.py')
| -rw-r--r-- | Lib/idlelib/run.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Lib/idlelib/run.py b/Lib/idlelib/run.py index 8974b52674f..8f98e73258e 100644 --- a/Lib/idlelib/run.py +++ b/Lib/idlelib/run.py @@ -443,6 +443,9 @@ class StdioFile(io.TextIOBase): def __init__(self, shell, tags, encoding='utf-8', errors='strict'): self.shell = shell + # GH-78889: accessing unpickleable attributes freezes Shell. + # IDLE only needs methods; allow 'width' for possible use. + self.shell._RPCProxy__attributes = {'width': 1} self.tags = tags self._encoding = encoding self._errors = errors |