[New-bugs-announce] [issue46331] 3.11: tracing revisits class line after class docstring

[Ned Batchelder]

New submission from Ned Batchelder <ned at nedbatchelder.com>:

See the starred line in the trace output for 3.11:

$ cat class_def.py
class theClass:
    ''' the docstring. '''
    def __init__(self):
        ''' Another docstring. '''
        self.a = 1

$ python3.10 -c "import sys; print(sys.version)"
3.10.1 (main, Dec 14 2021, 08:30:13) [Clang 12.0.0 (clang-1200.0.32.29)]

$ python3.10 -m trace --trace class_def.py
 --- modulename: class_def, funcname: <module>
class_def.py(1): class theClass:
 --- modulename: class_def, funcname: theClass
class_def.py(1): class theClass:
class_def.py(2):     ''' the docstring. '''
class_def.py(3):     def __init__(self):

$ python3.11 -c "import sys; print(sys.version)"
3.11.0a3+ (heads/main:0fc58c1e05, Jan  8 2022, 19:45:58) [Clang 12.0.0 (clang-1200.0.32.29)]

$ python3.11 -m trace --trace class_def.py
 --- modulename: class_def, funcname: <module>
class_def.py(1): class theClass:
 --- modulename: class_def, funcname: theClass
class_def.py(1): class theClass:
class_def.py(2):     ''' the docstring. '''
class_def.py(1): class theClass:                    <<<*********
class_def.py(3):     def __init__(self):

----------
components: Interpreter Core
keywords: 3.11regression
messages: 410217
nosy: Mark.Shannon, nedbat
priority: normal
severity: normal
status: open
title: 3.11: tracing revisits class line after class docstring
versions: Python 3.11

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue46331>
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