[issue43458] Tutorial should mention about variable scope in try/except/finally

New submission from Marek M : It can be helpful to mention that variables defined in try block are visible in except/finally block as well. I did not find this info in Python tutorial and for me (having C++ background) this is quite unexpected feature. -- assignee: docs@python compone

[issue27820] Possible bug in smtplib when initial_response_ok=False

Pandu E POLUAN added the comment: Hi Senthil, You're right, it does need a guard. According to my knowledge there is no AUTH mechanism that will send more than 3 challenges; they should fail afterwards with 535 or similar. Servers that don't do that should be considered buggy/broken. So I'

[issue39511] [subinterpreters] Per-interpreter singletons (None, True, False, etc.)

junyixie added the comment: > Which API should be used in C extensions to be "subinterpreter-safe"? ?> > Currently, Py_None is a singleton shared by multiple interpreters. > > > > Should suddenly all C extensions use a new Py_GetNone() function which > > returns the per-interpreter singleton

[issue43459] Race conditions when the same source file used to build mutliple extensions

New submission from Michał Górny : There is a race condition in distutils' build_ext implementation. When the same source file is used to build multiple extensions, distutils attempts to build it multiple times using the same output file, in parallel. This means that the link editor can grab

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