New submission from mcdallas <mcdal...@protonmail.com>:
$ python3.7
Python 3.7.0 (default, Jul 23 2018, 20:22:55)
[Clang 9.1.0 (clang-902.0.39.2)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import hashlib
>>> help(hashlib.blake2b)
Traceback (most recent call last):
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 1996, in wrap_value
value = eval(s, module_dict)
File "<string>", line 1, in <module>
NameError: name '_blake2b' is not defined
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 1999, in wrap_value
value = eval(s, sys_module_dict)
File "<string>", line 1, in <module>
NameError: name '_blake2b' is not defined
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/_sitebuiltins.py",
line 103, in __call__
return pydoc.help(*args, **kwds)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/pydoc.py",
line 1895, in __call__
self.help(request)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/pydoc.py",
line 1954, in help
else: doc(request, 'Help on %s:', output=self._output)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/pydoc.py",
line 1674, in doc
pager(render_doc(thing, title, forceload))
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/pydoc.py",
line 1667, in render_doc
return title % desc + '\n\n' + renderer.document(object, name)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/pydoc.py",
line 386, in document
if inspect.isclass(object): return self.docclass(*args)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/pydoc.py",
line 1237, in docclass
signature = inspect.signature(object)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 3070, in signature
return Signature.from_callable(obj, follow_wrapped=follow_wrapped)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 2820, in from_callable
follow_wrapper_chains=follow_wrapped)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 2343, in _signature_from_callable
return _signature_fromstr(sigcls, obj, text_sig)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 2067, in _signature_fromstr
p(name, default)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 2037, in p
default_node = RewriteSymbolics().visit(default_node)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/ast.py",
line 262, in visit
return visitor(node)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 2024, in visit_Attribute
return wrap_value(value)
File
"/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/inspect.py",
line 2001, in wrap_value
raise RuntimeError()
RuntimeError
same for blake2s
----------
components: Library (Lib)
messages: 324524
nosy: mcdallas
priority: normal
severity: normal
status: open
title: help(hashlib.blake2b) causes RuntimeError in 3.7
type: behavior
versions: Python 3.7
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue34571>
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