cython-users

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Jameel Safdar, … D Woods3

2:38 PM

Decompiling cpython-311.so file

To expand a little more: * It definitely isn't possible to completely reverse this an end up with

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Decompiling cpython-311.so file

To expand a little more: * It definitely isn't possible to completely reverse this an end up with

2:38 PM

Ian Bell, … Adri21

Jan 30

Cython array creation is horribly slow

Oh thank you very much guys to have spent the time to look at the repo! Using lists seems to be the

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Cython array creation is horribly slow

Oh thank you very much guys to have spent the time to look at the repo! Using lists seems to be the

Jan 30

Adri, … Julien Jerphanion6

Jan 30

How much Cython will benefit for optimization in next Python reaeases?

thanks for all your help, really appreciated! the repo of the project is here: https://github.com/rht

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How much Cython will benefit for optimization in next Python reaeases?

thanks for all your help, really appreciated! the repo of the project is here: https://github.com/rht

Jan 30

Evgeny Yakimov, … Stefan Behnel5

Jan 26

Should source distribution depend on Cython?

Dima Pasechnik schrieb am 25.01.23 um 17:28: > Is the advice in > https://cython.readthedocs.io

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Should source distribution depend on Cython?

Dima Pasechnik schrieb am 25.01.23 um 17:28: > Is the advice in > https://cython.readthedocs.io

Jan 26

piaopiao Ran, D Woods4

Jan 17

call function force by python api

> test_class_a.A.A_method_1.im_func(self) # cython will coredump in this line I don't know

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call function force by python api

> test_class_a.A.A_method_1.im_func(self) # cython will coredump in this line I don't know

Jan 17

Andrew Annex, D Woods3

Jan 10

unknown type errors cpython/object.h in simple project

Thanks for the suggestion, I tried a few things using https://github.com/thearn/simple-cython-example

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unknown type errors cpython/object.h in simple project

Thanks for the suggestion, I tried a few things using https://github.com/thearn/simple-cython-example

Jan 10

torr...@gmail.com, D Woods3

Jan 10

Linking cython code against libiomp5 instead of libgomp

Hi D Woods, finally able to get back here. Thx. so much for your suggestion. That was right on the

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Linking cython code against libiomp5 instead of libgomp

Hi D Woods, finally able to get back here. Thx. so much for your suggestion. That was right on the

Jan 10

trevo...@ups.com

Jan 10

Why does cython infer float types as objects inside cdef classes?

According to the docs, int long and float types are interpreted as c types (rather than their python

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Why does cython infer float types as objects inside cdef classes?

According to the docs, int long and float types are interpreted as c types (rather than their python

Jan 10

Matěj Cepl, D Woods2

Jan 7

Fails to build: internal_error

I'll post this on the issue as well: assuming the race-condition theory is correct (if I

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Fails to build: internal_error

I'll post this on the issue as well: assuming the race-condition theory is correct (if I

Jan 7

Jan 2

Cython 3.0 beta?

Hi guys, Happy New Year! I've been a cython user for quite a while (since v0.22), and wonder if

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Cython 3.0 beta?

Hi guys, Happy New Year! I've been a cython user for quite a while (since v0.22), and wonder if

Jan 2

Amir Sharif, … D Woods5

12/13/22

How to read/write large files in Cython

On Tuesday, December 13, 2022 at 7:18:45 AM UTC amirsha...@gmail.com wrote: ........... with Pool(

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How to read/write large files in Cython

On Tuesday, December 13, 2022 at 7:18:45 AM UTC amirsha...@gmail.com wrote: ........... with Pool(

12/13/22

12/13/22

struct unpack in Cython

Hi everybody: I am trying to convert a Python program to Cython. Most parts were successful but I

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struct unpack in Cython

Hi everybody: I am trying to convert a Python program to Cython. Most parts were successful but I

12/13/22

Stefan Behnel, … D Woods5

12/7/22

Anything missing for 0.29.33 ?

Hi Stefan, I tried to reply yesterday but I don't think my email gets on with the mailing lists

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Anything missing for 0.29.33 ?

Hi Stefan, I tried to reply yesterday but I don't think my email gets on with the mailing lists

12/7/22

Elena Popova, … D Woods5

12/5/22

Problem: skipping 'pp_c.c' Cython extension (up-to-date) in Setup.py

On Sunday, December 4, 2022 at 8:17:20 AM UTC popova...@gmail.com wrote: Dear all, I work on a

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Problem: skipping 'pp_c.c' Cython extension (up-to-date) in Setup.py

On Sunday, December 4, 2022 at 8:17:20 AM UTC popova...@gmail.com wrote: Dear all, I work on a

12/5/22

Gee Transit, D Woods4

11/28/22

Recursive struct definition in Pure Python mode

Thanks for replying. Unfortunately your suggestion didn't work: Error compiling Cython file: ----

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Recursive struct definition in Pure Python mode

Thanks for replying. Unfortunately your suggestion didn't work: Error compiling Cython file: ----

11/28/22

11/24/22

Discovery of ways to install cython 3

On a github discussion thread I found that cython 3 can be installed with: pip install Cython==3.0.

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Discovery of ways to install cython 3

On a github discussion thread I found that cython 3 can be installed with: pip install Cython==3.0.

11/24/22

11/22/22

I defined a type in cdef but cannot compile.

I defined a type in cdef but cannot compile. cdef xxxx(): if v == 0: cdef int a = 0 while True: try:

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I defined a type in cdef but cannot compile.

I defined a type in cdef but cannot compile. cdef xxxx(): if v == 0: cdef int a = 0 while True: try:

11/22/22

gee bobbb, … Amir Ramezani3

11/22/22

If I compile a file with import requests, will the requests also be compiled and become one file?

Hi, the imported modules will be imported like normal python modules, and no compilation will be done

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If I compile a file with import requests, will the requests also be compiled and become one file?

Hi, the imported modules will be imported like normal python modules, and no compilation will be done

11/22/22

Nils Bruin, D Woods2

11/22/22

Performance difference for Binding=True

Thanks for reporting this - I've created a github issue to track it https://github.com/cython/

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Performance difference for Binding=True

Thanks for reporting this - I've created a github issue to track it https://github.com/cython/

11/22/22

11/18/22

Can pythran numpy be used on typed memoryviews?

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Can pythran numpy be used on typed memoryviews?

11/18/22

Andrea Gavana, D Woods3

11/16/22

Compiler error when using fabsf from math.pxd

Hi, thank you for your answer. On Wednesday, November 16, 2022 at 9:20:53 PM UTC+1 D Woods wrote: On

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Compiler error when using fabsf from math.pxd

Hi, thank you for your answer. On Wednesday, November 16, 2022 at 9:20:53 PM UTC+1 D Woods wrote: On

11/16/22

11/16/22

Dear Cython users/developers, I apologize if this is not the right forum for this question, but maybe

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Dear Cython users/developers, I apologize if this is not the right forum for this question, but maybe

11/16/22

Bhavya Mishra, Julien Jerphanion2

11/8/22

Not able to build hood-blue in Mac M1

Hi Bhavya, This might be linked to a problem with system version compatibility on Mac which makes

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Not able to build hood-blue in Mac M1

Hi Bhavya, This might be linked to a problem with system version compatibility on Mac which makes

11/8/22

Prakhar Goel, … Zhang David4

10/31/22

Advice on Pure Python mode

Thanks for the advice, all! To clarify: my concerns aren't about Cython. I don't really need

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Advice on Pure Python mode

Thanks for the advice, all! To clarify: my concerns aren't about Cython. I don't really need

10/31/22

Ionel Cristian Mărieș, da-woods4

10/28/22

Getting my tracer working on Python 3.11

You can disable the size check by adding `check_size="ignore"` as an argument to your `

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Getting my tracer working on Python 3.11

You can disable the size check by adding `check_size="ignore"` as an argument to your `

10/28/22

Zhang David, da-woods5

10/26/22

Pickling cdef-class member c function pointer

thank you David for the detailed explanation & the suggestion! reason for me to come up w/ the

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Pickling cdef-class member c function pointer

thank you David for the detailed explanation & the suggestion! reason for me to come up w/ the

10/26/22

Shirzart Enwer, da-woods2

10/21/22

Class annotation in pure python mode in .pxd file

That looks broadly right although I haven't actually tried to run it. > # How do I annotate

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Class annotation in pure python mode in .pxd file

That looks broadly right although I haven't actually tried to run it. > # How do I annotate

10/21/22

Chase Coleman, … da-woods5

10/21/22

Call Numba generated shared library from Cython

You can definitely call Cython functions from Numba. See https://stackoverflow.com/questions/43016076

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Call Numba generated shared library from Cython

You can definitely call Cython functions from Numba. See https://stackoverflow.com/questions/43016076

10/21/22

9/28/22

Cython/CUDA wrapper for numpy arrays

I'm trying to write a Cython interface that would allow me to pass in a numpy array to my Cython

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Cython/CUDA wrapper for numpy arrays

I'm trying to write a Cython interface that would allow me to pass in a numpy array to my Cython

9/28/22

9/25/22

How to use cygdb? Getting "Error occurred in Python: 'PyDictObjectPtr' object has no attribute 'items'"

Apologies for asking here, I just can't find any guide with examples on how to use cygdb. I have

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How to use cygdb? Getting "Error occurred in Python: 'PyDictObjectPtr' object has no attribute 'items'"

Apologies for asking here, I just can't find any guide with examples on how to use cygdb. I have

9/25/22

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