Yeah, I like the idea, but I don't like the debug() name -- IIRC there's a helper named debug() in some codebase I know of that prints its arguments under certain circumstances.
On Tue, Sep 5, 2017 at 7:58 PM, Nathaniel Smith <n...@pobox.com> wrote: > On Tue, Sep 5, 2017 at 6:14 PM, Barry Warsaw <ba...@python.org> wrote: > > I’ve written a PEP proposing the addition of a new built-in function > called debug(). Adding this to your code would invoke a debugger through > the hook function sys.debughook(). > > The 'import pdb; pdb.set_trace()' dance is *extremely* obscure, so > replacing it with something more friendly seems like a great idea. > > Maybe breakpoint() would be a better description of what set_trace() > actually does? This would also avoid confusion with IPython's very > useful debug magic: > https://ipython.readthedocs.io/en/stable/interactive/ > magics.html#magic-debug > and which might also be worth stealing for the builtin REPL. > (Personally I use it way more often than set_trace().) > > Example: > > In [1]: def f(): > ...: x = 1 > ...: raise RuntimeError > ...: > > In [2]: f() > ------------------------------------------------------------ > --------------- > RuntimeError Traceback (most recent call last) > <ipython-input-2-0ec059b9bfe1> in <module>() > ----> 1 f() > > <ipython-input-1-db0dc90ff5b9> in f() > 1 def f(): > 2 x = 1 > ----> 3 raise RuntimeError > > RuntimeError: > > In [3]: debug > > <ipython-input-1-db0dc90ff5b9>(3)f() > 1 def f(): > 2 x = 1 > ----> 3 raise RuntimeError > > ipdb> p x > 1 > > -n > > -- > Nathaniel J. Smith -- https://vorpus.org > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > https://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: https://mail.python.org/mailman/options/python-dev/ > guido%40python.org > -- --Guido van Rossum (python.org/~guido)
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