cython-users

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Eduardo Ponce, da-woods3

Sep 17

Using C++ enum class in Python dict

Scoped enums are explicitly supported in the Cython 3 alpha: https://cython.readthedocs.io/en/latest/

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Using C++ enum class in Python dict

Scoped enums are explicitly supported in the Cython 3 alpha: https://cython.readthedocs.io/en/latest/

Sep 17

Sep 15

Using cimport numpy without module wide numpy import

I have some apis which return a ndarray (eg to convert a custom matrix to a ndarray) ``` cimport

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Using cimport numpy without module wide numpy import

I have some apis which return a ndarray (eg to convert a custom matrix to a ndarray) ``` cimport

Sep 15

Max Bachmann, … D Woods4

Sep 15

Best way to pass functions pointers alongside Python functions

Thanks for the input. > Scipy has a feature called "LowLevelCallable" I did not know

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Best way to pass functions pointers alongside Python functions

Thanks for the input. > Scipy has a feature called "LowLevelCallable" I did not know

Sep 15

Ray Chen, Stefan Behnel10

Sep 2

PyInit function name

> Yes, there is, as a quick web search reveals: > https://bugs.python.org/issue35893 >

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PyInit function name

> Yes, there is, as a quick web search reveals: > https://bugs.python.org/issue35893 >

Sep 2

ser...@genjipress.com, … Stefan Behnel7

Sep 1

Best way to get raw pointer from ctypes array?

ser...@genjipress.com schrieb am 01.09.21 um 16:27: > If I just use this: > > cdef float[::1

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Best way to get raw pointer from ctypes array?

ser...@genjipress.com schrieb am 01.09.21 um 16:27: > If I just use this: > > cdef float[::1

Sep 1

Ray Chen, … Stefan Behnel5

Aug 31

Expose __pyx_f variable

Am 27. August 2021 21:26:46 MESZ schrieb D Woods: > I don't know why you need it, but this

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Expose __pyx_f variable

Am 27. August 2021 21:26:46 MESZ schrieb D Woods: > I don't know why you need it, but this

Aug 31

Aug 31

Wrapping Python class for C++

There's plenty of examples of wrapping a C++ class to expose it to Python, but what about the

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Wrapping Python class for C++

There's plenty of examples of wrapping a C++ class to expose it to Python, but what about the

Aug 31

Marcus Dupont, D Woods3

Aug 26

scope enum classes not working

Hello, thanks! I'm not sure what happened but after a restart of my pc, it worked without issue.

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scope enum classes not working

Hello, thanks! I'm not sure what happened but after a restart of my pc, it worked without issue.

Aug 26

Aug 25

Cython having issues with Python.h, and not generating .pyd file as needed.

I eventually figured it out. I had to download C++ build tools, and manually put the path of Python.h

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Cython having issues with Python.h, and not generating .pyd file as needed.

I eventually figured it out. I had to download C++ build tools, and manually put the path of Python.h

Aug 25

mra...@gmail.com, Robert Bradshaw4

Aug 25

Why is the Cython version of serializer 1,000x times slower than the F# one?

I'd have liked to use structs, but Cython ones do not allow Python objects in them. C arrays

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Why is the Cython version of serializer 1,000x times slower than the F# one?

I'd have liked to use structs, but Cython ones do not allow Python objects in them. C arrays

Aug 25

Stefan Behnel, … D Woods3

Aug 24

Re: Remove Py3.4 support in Cython 3.0?

> does this mean that there's a possibility that Cython itself could be annotated? Currently

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Re: Remove Py3.4 support in Cython 3.0?

> does this mean that there's a possibility that Cython itself could be annotated? Currently

Aug 24

Sour Ce, … D Woods12

Aug 20

Cython limitations (and potential bugs)

> About the non-extern cppclass inheriting from an extern cppclass (or overloading with non-extern

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Cython limitations (and potential bugs)

> About the non-extern cppclass inheriting from an extern cppclass (or overloading with non-extern

Aug 20

Andrew Dalke, Andrew Dalke2

Aug 13

make shared library for Cython and Python/C extensions?

On Thu, Aug 12, 2021 at 10:46 PM Andrew Dalke <andrewdalke@gmail.com> wrote: Short version: how

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make shared library for Cython and Python/C extensions?

On Thu, Aug 12, 2021 at 10:46 PM Andrew Dalke <andrewdalke@gmail.com> wrote: Short version: how

Aug 13

mra...@gmail.com, … Jonathan Kliem4

Aug 12

What would be the best way to access CPU intrinsics in Cython?

Thanks. Dana četvrtak, 12. kolovoza 2021. u 08:37:57 UTC+2 korisnik jonatha...@googlemail.com napisao

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What would be the best way to access CPU intrinsics in Cython?

Thanks. Dana četvrtak, 12. kolovoza 2021. u 08:37:57 UTC+2 korisnik jonatha...@googlemail.com napisao

Aug 12

Blue, Stefan Behnel7

Aug 8

Issues with compiling several files

> I still don't understand what you're doing (or trying to say here). What is > the

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Issues with compiling several files

> I still don't understand what you're doing (or trying to say here). What is > the

Aug 8

John Ehresman, D Woods3

Aug 6

Option to enable recursion checks?

Thanks. I'm working on adding it as an option. John > On Aug 5, 2021, at 2:53 AM, D Woods <

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Option to enable recursion checks?

Thanks. I'm working on adding it as an option. John > On Aug 5, 2021, at 2:53 AM, D Woods <

Aug 6

Aug 5

g++ linking error

Ok, I managed to build it by using gcc/6.3.0 (instead of gcc/9.3.0). But any reason why? On Thursday,

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g++ linking error

Ok, I managed to build it by using gcc/6.3.0 (instead of gcc/9.3.0). But any reason why? On Thursday,

Aug 5

Serhiy Yevtushenko, … D Woods6

Aug 5

Question about numpy.float16 support in cython

Belatedly, > What would be the right way to get this functionality in the cython? I think

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Question about numpy.float16 support in cython

Belatedly, > What would be the right way to get this functionality in the cython? I think

Aug 5

RJ Marcus, … D Woods5

Aug 4

Question about Memory management boundaries for cython embedded in C++ app

> D Woods, would you mind elaborating on which error cases? Sorry! On a closer look they do appear

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Question about Memory management boundaries for cython embedded in C++ app

> D Woods, would you mind elaborating on which error cases? Sorry! On a closer look they do appear

Aug 4

Blue, Stefan Behnel3

Aug 3

Clarification on Pure Python mode

I assume you meant "For everything else", thank you for the clarification. Always a

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Clarification on Pure Python mode

I assume you meant "For everything else", thank you for the clarification. Always a

Aug 3

lizz....@gmail.com

Jul 29

cyper: a package that compiles Cython inline

Hi there, I have written a small package named cyper that might be interesting to someone in the

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cyper: a package that compiles Cython inline

Hi there, I have written a small package named cyper that might be interesting to someone in the

Jul 29

Alexander Papageorge, … Alexander Papageorge9

Jul 23

slow down when passing functions

This very helpful, thank you very much! On Fri, Jul 23, 2021 at 11:48 AM D Woods <dw-git@d-woods.

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slow down when passing functions

This very helpful, thank you very much! On Fri, Jul 23, 2021 at 11:48 AM D Woods <dw-git@d-woods.

Jul 23

Iwan Vosloo, Stefan Behnel2

Jul 14

Segfault when calling weak symbol

Hi, I don't think I can help much, but what you describe isn't enough for me to understand

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Segfault when calling weak symbol

Hi, I don't think I can help much, but what you describe isn't enough for me to understand

Jul 14

Sebastian M. Ernst, Blue2

Jul 8

Syntax highlighting for text editor / IDE

Hello Sebastian, I've had exactly the same issue in my Visual Studio Code experience and with

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Syntax highlighting for text editor / IDE

Hello Sebastian, I've had exactly the same issue in my Visual Studio Code experience and with

Jul 8

0dminnimda, … Blue4

Jul 8

Is Scoder the only maintainer for Cython?

> Has anyone thought of creating a group of people who will have a little less rights than Scoder,

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Is Scoder the only maintainer for Cython?

> Has anyone thought of creating a group of people who will have a little less rights than Scoder,

Jul 8

Javier Baez, … Julien Jerphanion10

Jul 6

Fused types problems with class inheritance

Just for future readers' information: I've been able to compile both reproducers with Cython

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Fused types problems with class inheritance

Just for future readers' information: I've been able to compile both reproducers with Cython

Jul 6

Julien Jerphanion, D Woods4

Jul 1

CPython interaction generated when using memory views as attributes on Cython classes

Yeah - I think a PR to mention it to the Typed Memoryviews section would probably be welcome. I think

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CPython interaction generated when using memory views as attributes on Cython classes

Yeah - I think a PR to mention it to the Typed Memoryviews section would probably be welcome. I think

Jul 1

Serhiy Yevtushenko, … Casper van Elteren8

Jun 30

How to import numpy types in cython pure python mode

Hi Serhiy, Well the pxd file is one way to achieve it. The docs list several other ways of doing it (

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How to import numpy types in cython pure python mode

Hi Serhiy, Well the pxd file is one way to achieve it. The docs list several other ways of doing it (

Jun 30

NAVEEN, Casper van Elteren2

Jun 28

How to intialise a C struct?

You initialize a struct as such, where inside the brackets are the members of the struct (in order).

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How to intialise a C struct?

You initialize a struct as such, where inside the brackets are the members of the struct (in order).

Jun 28

Jun 28

Unable to reproduce test results running in CI.

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Unable to reproduce test results running in CI.

Jun 28

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