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Showing posts with the label C

Error Compiling C Code For Python Hmmlearn Package

I'm having some trouble getting the hmmlearn package to install properly (in a virtual environm… Read more Error Compiling C Code For Python Hmmlearn Package

Declare Struct Containing Time_t Field In Python Cffi

I am using CFFI to call a C function from Python that returns a struct. The struct is defined with … Read more Declare Struct Containing Time_t Field In Python Cffi

Passing List Of Numpy Arrays To C Using Cython

I have a list list_of_arrays of 3D numpy arrays that I want to pass to a C function with the templa… Read more Passing List Of Numpy Arrays To C Using Cython

Sine Wave That Exponentialy Changes Between Frequencies F1 And F2 At Given Time/amount Of Samples

I'm trying to implement Python method that generates sine wave, which ramps up between two freq… Read more Sine Wave That Exponentialy Changes Between Frequencies F1 And F2 At Given Time/amount Of Samples

How To Get Python Gui To Call A Genetic Algorithm Written In C

I'm new to Stack Overflow. I have a genetic algorithm written in C that accepts user input in … Read more How To Get Python Gui To Call A Genetic Algorithm Written In C

How To Have The Correct Representation Of Words In C+python+uart?

In a serial communication, I need to send that ciphertext from python to UART which is able to read… Read more How To Have The Correct Representation Of Words In C+python+uart?

Communicate Data Between C And Python Apps Running Continuously

Is there a way to pass data between continuously running C program and continuously running Python … Read more Communicate Data Between C And Python Apps Running Continuously

Python Ctypes Passing In Pointer And Getting Struct Back

This is a simple example of something I'm trying to get working before tackling an actual usefu… Read more Python Ctypes Passing In Pointer And Getting Struct Back

Writing Python Ctypes For Function Pointer Callback Function In C

I am trying to write python code to call dll functions and stuck at the function below, which I be… Read more Writing Python Ctypes For Function Pointer Callback Function In C

Using The Python/c Api To Get The Values Of Pystrings In The Interpreter As Cstrings Within A C Program

I've been messing around with the Python/C API and have this code: #include #include #include… Read more Using The Python/c Api To Get The Values Of Pystrings In The Interpreter As Cstrings Within A C Program

How Would One Implement Lazy Evaluation In C?

Take for example, The follow python code: def multiples_of_2(): i = 0 while True: i = i + 2… Read more How Would One Implement Lazy Evaluation In C?

Pickling A Python Extension Type Defined As A C Struct Having Pyobject* Members

I am running C++ code via Python and would like to pickle an extension type. So I have a C++ struct… Read more Pickling A Python Extension Type Defined As A C Struct Having Pyobject* Members

I Have 2 Very Similar C Functions Being Called From Python And Java. How Can I Combine The 2 Libraries Into 1 That Can Be Called From Both Languages?

Basically I have 2 implementations of a C function 'encrypt' which I call from python using… Read more I Have 2 Very Similar C Functions Being Called From Python And Java. How Can I Combine The 2 Libraries Into 1 That Can Be Called From Both Languages?

Buffers And Memoryview Objects Explained For The Non-c Programmer

Python 2.7 has introduced a new API for buffers and memoryview objects. I read the documentation on… Read more Buffers And Memoryview Objects Explained For The Non-c Programmer

Implementing Minimization Method

I have a function in 2 variables x1,x2 f = 3*x1^2 + 4*x2^2 + 5*x1 + 6*x2 + 10 Consider x is a row v… Read more Implementing Minimization Method

Pyrun_string Stop Sending Result To Stdout After Any Error

I'm writing a Python terminal GUI in C++. I'm using the following code to run a user-typed … Read more Pyrun_string Stop Sending Result To Stdout After Any Error

Storing The Result Of Minhash

The result is a fixed number of arrays, let's say lists (all of the same length) in python. One… Read more Storing The Result Of Minhash

Could Not Install Rpy2 Correctly

I try to install rpy2 on my computer with R 3.1.1 using the command: pip install rpy2 --user It ou… Read more Could Not Install Rpy2 Correctly

Access C_char_p_array_256 In Python Using Ctypes

I have a native python bridge to some C code, which returns a pointer to an array (array of structs… Read more Access C_char_p_array_256 In Python Using Ctypes

Running A Swig Bound Python+c Program Gives A Missing Dll Error When Running On Another Computer

So I have compiled a small testing program that uses SWIG as a bridge between python and C. The mai… Read more Running A Swig Bound Python+c Program Gives A Missing Dll Error When Running On Another Computer