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Groups > comp.lang.python > #107460
| From | Zachary Ware <zachary.ware+pylist@gmail.com> |
|---|---|
| Newsgroups | comp.lang.python |
| Subject | Re: How are you supposed to define subclasses in C? |
| Date | 2016-04-21 11:39 -0500 |
| Message-ID | <mailman.21.1461256772.23626.python-list@python.org> (permalink) |
| References | <1461256556.38223.585724489.051B2155@webmail.messagingengine.com> <CAKJDb-M6G9hW-XO+7am_Em+45cavgJV_b8ZkYjDEV7GuZMryeg@mail.gmail.com> |
On Thu, Apr 21, 2016 at 11:35 AM, Random832 <random832@fastmail.com> wrote: > I was trying to write a proof of concept on including descriptors (e.g. > a "sys.recursionlimit" instead of set/get methods) in the sys module, > and couldn't figure out how to "properly" define a type using > PyType_FromSpecWithBases. Everything I tried just segfaulted. I ended up > just calling PyObject_CallFunctionObjArgs((PyObject *)&PyType_Type, ...) > but I assume there's a better way to do it. I couldn't find any examples > or tutorial. Have a look at https://hg.python.org/cpython/file/default/Modules/xxsubtype.c -- Zach
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Re: How are you supposed to define subclasses in C? Zachary Ware <zachary.ware+pylist@gmail.com> - 2016-04-21 11:39 -0500
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