On Mon, Jun 20, 2022 at 10:11 PM Mark E. Fuller <fuller@fedoraproject.org> wrote:

On 20/06/2022 14:45, Tomas Hrnciar wrote:
<snip>
>
> ## Where to get help
>
> Reply to this thread or find us (thrnciar, mhroncok) on
#fedora-python IRC channel (libera.chat)or Matrix
(#python:fedoraproject.org <http://fedoraproject.org>).
>
> ---
>
> Let us know if you have other questions.
>
<snip>

Question: my error appears to be in a Python header.
Can someone take a look at this and giver me some quick feedback as to
whether this is a problem for my package or a bug I should report?
It doesn't seem to fall into one of the neat categories described by Tomas

```
/usr/bin/python3 -c "import Cython.Build;
Cython.Build.cythonize('build/python/cantera/_cantera.pyx')"
Compiling build/python/cantera/_cantera.pyx because it changed.
[1/1] Cythonizing build/python/cantera/_cantera.pyx
g++ -o build/temp-py/_cantera.os -c -std=c++11 -pthread -O3 -Wno-inline
-g -fPIC -DNDEBUG -Iinclude -I/usr/include/python3.11
-I/usr/lib64/python3.11/site-packages/numpy/core/include
-I/usr/include/eigen3 build/python/cantera/_cantera.cpp
In file included from
/usr/lib64/python3.11/site-packages/numpy/core/include/numpy/ndarraytypes.h:1960,
from
/usr/lib64/python3.11/site-packages/numpy/core/include/numpy/ndarrayobject.h:12,
from
/usr/lib64/python3.11/site-packages/numpy/core/include/numpy/arrayobject.h:5,
from build/python/cantera/_cantera.cpp:749:
/usr/lib64/python3.11/site-packages/numpy/core/include/numpy/npy_1_7_deprecated_api.h:17:2:
warning: #warning "Using deprecated NumPy API, disable it with "
"#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION" [-Wcpp]
17 | #warning "Using deprecated NumPy API, disable it with " \
| ^~~~~~~
In file included from /usr/include/python3.11/Python.h:38,
from build/python/cantera/_cantera.cpp:20:
/usr/include/python3.11/pyport.h: In instantiation of 'type
{anonymous}::_Py_CAST_impl(const expr_type&) [with type = _object*;
expr_type = int]':
build/python/cantera/_cantera.cpp:193144:9: required from here
/usr/include/python3.11/pyport.h:47:24: error: invalid 'static_cast'
from type 'int' to type '_object*'
47 | return static_cast<type>(const_cast<expr_type
&>(expr));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
scons: *** [build/temp-py/_cantera.os] Error 1
scons: building terminated because of errors.
```

See: https://github.com/Cantera/cantera/issues/1325
Also: https://kojipkgs.fedoraproject.org/work/tasks/2453/88502453/build.log

Best,
-fuller

--
Mark E. Fuller, Ph.D.
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