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Showing posts with the label Cython

Can Cython Be Compiled With Icc?

I am trying to build cython from source with icc compiler on Ubuntu 14.04 as my python is compiled … Read more Can Cython Be Compiled With Icc?

Cython Throws An Error When Pass Function With Void * Argument To Dict

I have a function with void * parameter and I want to store it in the dict. What I do is: %%cython… Read more Cython Throws An Error When Pass Function With Void * Argument To Dict

Cython Memoryviews: Wrapping C Function With Array Parameter To Pass Numpy Array

I am trying to use Cython to wrap c function with an array parameter (quick_sort()), so I can pass … Read more Cython Memoryviews: Wrapping C Function With Array Parameter To Pass Numpy Array

Do Locally Set Cython Compiler Directives Affect One Or All Functions?

I am working on speeding up some Python/Numpy code with Cython, and am a bit unclear on the effects… Read more Do Locally Set Cython Compiler Directives Affect One Or All Functions?

Difference Between Np.int, Np.int_, Int, And Np.int_t In Cython?

I am a bit struggled with so many int data types in cython. np.int, np.int_, np.int_t, int I guess … Read more Difference Between Np.int, Np.int_, Int, And Np.int_t In Cython?

Fastest Way To Compute Distance Beetween Each Points In Python

In my project I need to compute euclidian distance beetween each points stored in an array. The ent… Read more Fastest Way To Compute Distance Beetween Each Points In Python

Does Compiled Standalone Cython Executable Still Contain All Original Source Code?

I'm experimenting with Cython and possibilities of code obfuscation (article). In that article … Read more Does Compiled Standalone Cython Executable Still Contain All Original Source Code?

Confusing Reference Ownership: How To Properly Deallocate (via Py_decref) Objects Of An Object?

I was analysing the following code, which compiles and runs correctly, but generates a memory leak.… Read more Confusing Reference Ownership: How To Properly Deallocate (via Py_decref) Objects Of An Object?

Fixed-size Sequence Of Bytestrings In Cython

I am new to Cython and have very little experience with C so bear with me. I want to store a fixed… Read more Fixed-size Sequence Of Bytestrings In Cython

Building Minimal Cython File With Python 3.3 (anaconda) Under Windows 7

When I try to build a minimal Cython file test.pyx with Python 3.3 (Anaconda 3) under windows 7, I … Read more Building Minimal Cython File With Python 3.3 (anaconda) Under Windows 7

Cython Function With Variable Sized Matrix Input

I am trying to convert part of a native python function to cython to improve the compute time. I wo… Read more Cython Function With Variable Sized Matrix Input

Options For Callback From Python To C++

Hello i've been trying to call a python user-defined callback from c++ using cython for a while… Read more Options For Callback From Python To C++

"typeerror: __cinit__() Takes Exactly 8 Positional Arguments (3 Given)" When Loading Sklearn Pickle

I have a Flask app on pythonanywhere (Python 2.7) that needs to load a pickle file containing a mac… Read more "typeerror: __cinit__() Takes Exactly 8 Positional Arguments (3 Given)" When Loading Sklearn Pickle

Pep-484 Type Annotations With Own Types

PEP-484 provides semantics for type annotations. These are geared very much towards a) documentatio… Read more Pep-484 Type Annotations With Own Types

How Can A #defined C Value Be Exposed To Python In A Cython Module?

I'd like to make the integer constants (ACTIVE_TAG, etc) defined here: //island management, m_a… Read more How Can A #defined C Value Be Exposed To Python In A Cython Module?

Call Python Function In C Code

i written small code like addition for two numbers in python. addition.py def add(a,b): c=… Read more Call Python Function In C Code

Cython C-level Interface Of Package: *.pxd Files Are Not Found

In a nutshell I try to compile a cython extension called extension2 that cimports a file extension… Read more Cython C-level Interface Of Package: *.pxd Files Are Not Found

Libpython2.7.a Missing Many References

I'm trying to compile a cython module with -static, but I am getting a lot of errors about miss… Read more Libpython2.7.a Missing Many References

How To Remove -pthread Compiler Flag From Cython Setup File

In linux environment, when I run the setup script for cython, I get gcc -pthread -B /apps/.../comp… Read more How To Remove -pthread Compiler Flag From Cython Setup File

Cython Parallel Openmp For Black Scholes With Numpy Integrated, Serial Code 10m Options 3.5s, Parallel?

Here is the Black (Black Scholes less the dividend) option pricing model for options on futures wri… Read more Cython Parallel Openmp For Black Scholes With Numpy Integrated, Serial Code 10m Options 3.5s, Parallel?