Error while installing a python code

[Barry Scott]

> On 9 Mar 2020, at 14:18, Tim Ko <thardaway1 at gmail.com> wrote:
> 
> Hello,
> 
> I am trying to install a custom Python code but ran into an error. The error presumably associated with cython. I tried a different compiler since Intel compiler often crashes when using cython, but couldn't get it working.
> 
> Attached is the installation error log. I have installed and updated all essential packages such as numpy and scipy. Could someone please give me advice to resolve this issue? Many thanks in advance.
> 
> Sincerely,
> TK

My guess is that this is code that only supports python 2.
Check with the author that python 3 is supported.

Barry



> 
> 
> ===================
> $ python setup.py build_ext -b PoissonSolver/
> running build_ext
> skipping 'PoissonSolver/MV_2D_cy/matvec2D.c' Cython extension (up-to-date)
> skipping 'PoissonSolver/MV_1D_cy/matvec1D.c' Cython extension (up-to-date)
> skipping 'PoissonSolver/PS_3D_cy/ps3d.c' Cython extension (up-to-date)
> building 'matvec2D' extension
> icc -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -fPIC -I/home01/r782a03/.conda/envs/hko_env/lib/python3.7/site-packages/numpy/core/include -I/home01/r782a03/.conda/envs/hko_env/include/python3.7m -c PoissonSolver/MV_2D_cy/matvec2D.c -o build/temp.linux-x86_64-3.7/PoissonSolver/MV_2D_cy/matvec2D.o -ffast-math
> icc: command line warning #10006: ignoring unknown option '-ffast-math'
> In file included from /home01/r782a03/.conda/envs/hko_env/lib/python3.7/site-packages/numpy/core/include/numpy/ndarraytypes.h(1830),
>                 from /home01/r782a03/.conda/envs/hko_env/lib/python3.7/site-packages/numpy/core/include/numpy/ndarrayobject.h(12),
>                 from /home01/r782a03/.conda/envs/hko_env/lib/python3.7/site-packages/numpy/core/include/numpy/arrayobject.h(4),
>                 from PoissonSolver/MV_2D_cy/matvec2D.c(232):
> /home01/r782a03/.conda/envs/hko_env/lib/python3.7/site-packages/numpy/core/include/numpy/npy_1_7_deprecated_api.h(17): warning #1224: #warning directive: "Using deprecated NumPy API, disable it with "          "#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION"
>  #warning "Using deprecated NumPy API, disable it with " \
>   ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17500): error: struct "_ts" has no field "exc_type"
>      *type = tstate->exc_type;
>                      ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17501): error: struct "_ts" has no field "exc_value"
>      *value = tstate->exc_value;
>                       ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17502): error: struct "_ts" has no field "exc_traceback"
>      *tb = tstate->exc_traceback;
>                    ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17514): error: struct "_ts" has no field "exc_type"
>      tmp_type = tstate->exc_type;
>                         ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17515): error: struct "_ts" has no field "exc_value"
>      tmp_value = tstate->exc_value;
>                          ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17516): error: struct "_ts" has no field "exc_traceback"
>      tmp_tb = tstate->exc_traceback;
>                       ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17517): error: struct "_ts" has no field "exc_type"
>      tstate->exc_type = type;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17518): error: struct "_ts" has no field "exc_value"
>      tstate->exc_value = value;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17519): error: struct "_ts" has no field "exc_traceback"
>      tstate->exc_traceback = tb;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17562): error: struct "_ts" has no field "exc_type"
>      tmp_type = tstate->exc_type;
>                         ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17563): error: struct "_ts" has no field "exc_value"
>      tmp_value = tstate->exc_value;
>                          ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17564): error: struct "_ts" has no field "exc_traceback"
>      tmp_tb = tstate->exc_traceback;
>                       ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17565): error: struct "_ts" has no field "exc_type"
>      tstate->exc_type = local_type;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17566): error: struct "_ts" has no field "exc_value"
>      tstate->exc_value = local_value;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17567): error: struct "_ts" has no field "exc_traceback"
>      tstate->exc_traceback = local_tb;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17589): error: struct "_ts" has no field "exc_type"
>      tmp_type = tstate->exc_type;
>                         ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17590): error: struct "_ts" has no field "exc_value"
>      tmp_value = tstate->exc_value;
>                          ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17591): error: struct "_ts" has no field "exc_traceback"
>      tmp_tb = tstate->exc_traceback;
>                       ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17592): error: struct "_ts" has no field "exc_type"
>      tstate->exc_type = *type;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17593): error: struct "_ts" has no field "exc_value"
>      tstate->exc_value = *value;
>              ^
> 
> PoissonSolver/MV_2D_cy/matvec2D.c(17594): error: struct "_ts" has no field "exc_traceback"
>      tstate->exc_traceback = *tb;
>              ^
> 
> compilation aborted for PoissonSolver/MV_2D_cy/matvec2D.c (code 2)
> error: command 'icc' failed with exit status 2
> ===================
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