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  1. What does the c underscore expression `c_` do exactly?

    Jun 5, 2012 · It seems to be some kind of horizontal concatenation, but I could not find any documentation online. Here a minimal working example: In [1]: from numpy import c_ In [2]: a = …

  2. How Numpy calls C functions from Python - Stack Overflow

    Feb 7, 2024 · Since Numpy is implemented in the C language for efficiency reasons, I would like to find out how exactly Numpy calls a C function, like np.array, from Python, as in which part of the Numpy …

  3. NumPy style arrays for C++? - Stack Overflow

    Jun 23, 2012 · Are there any C++ (or C) libs that have NumPy-like arrays with support for slicing, vectorized operations, adding and subtracting contents element-by-element, etc.?

  4. python - Numpy arrays in C - Stack Overflow

    Nov 28, 2013 · How to call existing C code from Cython and how to use NumPy arrays in Cython. Also I should mention that you can access NumPy arrays from C code using the NumPy C API, this …

  5. What is the use of numpy.c_ in this code? - Stack Overflow

    Aug 24, 2019 · What is the use of numpy.c_ in this code? [closed] Asked 6 years, 3 months ago Modified 6 years, 3 months ago Viewed 3k times

  6. Importing the numpy c-extensions failed in VS Code

    Jun 15, 2022 · Importing the numpy c-extensions failed in VS Code Asked 3 years, 5 months ago Modified 3 years ago Viewed 5k times

  7. Why is my Python NumPy code faster than C++? - Stack Overflow

    I found this question interesting, because every time I encountered similar topic about the speed of NumPy (compared to C/C++) there was always answers like "it's a thin wrapper, its core is written in …

  8. Importing the numpy c-extensions failed - Stack Overflow

    Nov 15, 2019 · Importing the numpy c-extensions failed I installed python 3.7 on my windows system to work on visual studio code. Everything was going well, including using the libraries. I uninstalled …

  9. confused about numpy.c_ document and sample code

    Aug 25, 2016 · I read the document about numpy.c_ many times but still confused. It is said -- "Translates slice objects to concatenation along the second axis." in the following document. Could …

  10. Passing Numpy arrays to a C function for input and output

    Oh my word I'm a fool. I was simply omitting the second and third arguments when calling the function. Like a fool. Because that's what I am. Original silly question follows: This seems like it mu...