swig | software development tool that connects programs | Parser library

 by   swig C++ Version: v4.1.1 License: Non-SPDX

kandi X-RAY | swig Summary

kandi X-RAY | swig Summary

swig is a C++ library typically used in Utilities, Parser applications. swig has no bugs and it has medium support. However swig has 2 vulnerabilities and it has a Non-SPDX License. You can download it from GitHub.

SWIG (Simplified Wrapper and Interface Generator). Version: 4.1.0 (in progress). Tagline: SWIG is a compiler that integrates C and C++ with languages including Perl, Python, Tcl, Ruby, PHP, Java, C#, D, Go, Lua, Octave, R, Scheme (Guile, MzScheme/Racket), Scilab, Ocaml. SWIG can also export its parse tree into XML. SWIG reads annotated C/C header files and creates wrapper code (glue code) in order to make the corresponding C/C libraries available to the listed languages, or to extend C/C++ programs with a scripting language. Up-to-date SWIG related information can be found at.
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            kandi-support Support

              swig has a medium active ecosystem.
              It has 5061 star(s) with 1163 fork(s). There are 196 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 379 open issues and 1159 have been closed. On average issues are closed in 694 days. There are 73 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of swig is v4.1.1

            kandi-Quality Quality

              swig has no bugs reported.

            kandi-Security Security

              swig has 2 vulnerability issues reported (1 critical, 1 high, 0 medium, 0 low).

            kandi-License License

              swig has a Non-SPDX License.
              Non-SPDX licenses can be open source with a non SPDX compliant license, or non open source licenses, and you need to review them closely before use.

            kandi-Reuse Reuse

              swig releases are not available. You will need to build from source code and install.
              Installation instructions, examples and code snippets are available.

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            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of swig
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            swig Key Features

            No Key Features are available at this moment for swig.

            swig Examples and Code Snippets

            No Code Snippets are available at this moment for swig.

            Community Discussions

            QUESTION

            Numpy.i typemap for multiple arrays of different types
            Asked 2021-Jun-03 at 18:09

            I have a C function which takes, among other arguments, 3 arrays of differents types : void create_signal(double ztab[], ..., int *pdata, ..., char ranging[], ...); and I want to use this function in a Python module using SWIG.

            I have already figured out how to use C functions which take in an array with numpy.i typemaps : %apply (double* INPLACE_ARRAY1, int DIM1) {(double xtab[], int length)} for instance,

            or even 2 arrays of same type : apply (double* INPLACE_ARRAY1, int DIM1) {(double xtab[], int length_x), (double ytab[], int length_y)}

            but I can't figure out if it is possible to do so if the arrays are of different types (in my case, int, double, and char), or if I should rewrite my own typemap.

            Thanks for your help !

            ...

            ANSWER

            Answered 2021-Jun-03 at 18:09

            Anyway, here goes an example

            test.h

            Source https://stackoverflow.com/questions/67721464

            QUESTION

            Extending a Python class with the same name and return subclass instance
            Asked 2021-May-28 at 20:59

            I have some Python classes being generated automatically using SWIG and I want to extend them. The problem is, those classes have another method other than __init__, called create that returns a class instance (they are the real init).

            I want to extend those classes with new methods but keep the original name.

            I tried to implement __new__ method but it returns an instance of the parent class

            I get why it happens, but I can't seem to find a way to change it while keeping the create methods.

            Let me show you an example with my current implementation attempt in order to explain:

            File a:

            ...

            ANSWER

            Answered 2021-May-28 at 20:59

            Here goes a simple example. I have created a simple static method for creating objects in C++ and wrapped this with SWIG. Afterwards, I extend the class with the same name for changing the method slightly.

            example.h

            Source https://stackoverflow.com/questions/67621186

            QUESTION

            ubuntu - GNU-RADIO - cmake could not find MPIR
            Asked 2021-May-28 at 11:14

            I'm trying to get a RTL-SDR source block (or osmo sdr, since they both work) in GNU Radio, and it apparently must be obtained via the following command lines:

            ...

            ANSWER

            Answered 2021-May-28 at 11:14

            Okay I got it!

            This guy goes over the required libraries

            https://www.youtube.com/watch?v=2IWtEkAHXFI

            I was missing swig, and afterwards I was also missing liborc-0.4-dev

            They can be installed via:

            Source https://stackoverflow.com/questions/67607752

            QUESTION

            What is missing in OpenAI Gym registration?
            Asked 2021-May-21 at 00:53

            I get ValueError: xxx not found in gym registry, you maybe meant when trying to register a custom environment in stable baselines 3. I tried the following commands:

            ...

            ANSWER

            Answered 2021-May-21 at 00:53

            This problem can be resolved with --gym-packages gym_basic

            Source https://stackoverflow.com/questions/67628686

            QUESTION

            SWIG C# Passing binary data with directors="1"
            Asked 2021-May-20 at 01:09

            I see a java example about how to pass binary data in director callback from C++ to java , https://github.com/swig/swig/blob/90cdbee6a69d13b39d734083b9f91069533b0d7b/Examples/test-suite/director_binary_string.i , I'd like to do the same thing on C# with the same swig directive,

            ...

            ANSWER

            Answered 2021-May-20 at 01:09

            Finally I got an alternative solution. Instead of passing binary data to C# side from C++, within the callback, the caller from C# proactively retrieves binary data. For example

            Swig Interface

            Source https://stackoverflow.com/questions/67584536

            QUESTION

            How does gurobi handle python API calls to C?
            Asked 2021-May-13 at 17:44

            As it's discussed in gurobi documentation, gurobi engine is written in the C language. However, all languages supported by gurobi (Python, Java, Matlab, C#, and so on) provide an interface to gurobi engine and no heavy computation is performed in the API interface.

            Considering Python, my question is how gurobipy makes the API calls to the C code from python. I read about it a little bit and I don't think they use SWIG or similar tools. I'd be thankful if somebody can clarify this to me.

            Thank you all

            ...

            ANSWER

            Answered 2021-May-13 at 17:44

            You are correct that the Gurobi solver is written in C. Gurobi currently provides APIs for C++, Java, .NET, Python, MATLAB and R; each of these call the C API directly. For Python, Gurobi provides Python classes that represent optimization models. These classes pass data and solutions to the Gurobi C API using Cython.

            This only describes the Gurobi APIs; open-source APIs such as Pyomo or PuLP work differently.

            Source https://stackoverflow.com/questions/67522480

            QUESTION

            Almathswig error when trying to use almath to program NAO robot
            Asked 2021-May-04 at 06:23

            Hi There Stackoverflow,

            I am trying to program a NAO robot using Python. I would like to access some of the motion features of the NAO which require the "almath" module which I believe is installed as a part of the naoqi python sdk.

            The naoqi python sdk is successfully installed on my machine and I have no problem importing "naoqi" into any of my scripts. However when trying to run any motion related scripts that require "almath" I run into the error seen in the second image. I am not sure why this module cannot be found when I have installed the naoqi library. The almathswig error is not well documented online so I thought I would put up a question to see if anyone can point my in the right track.

            The error I am faced with is:

            ...

            ANSWER

            Answered 2021-May-04 at 06:23

            I have experienced the same while working with Almath. However, could you directly install the chorographe Version 2.8.6.X from https://developer.softbankrobotics.com/nao6/downloads/nao6-downloads-windows.

            After installing it you can right click on the canvas and do select Create New Box then "python"

            In General Description write anything like Test then OK.

            Double click on the Box and remove everything, then

            import almath

            After connecting the nodes run it,

            Are you getting the same error.

            If yes then you can 2.5 version.

            There is some bug in the latest version. It is not working on my laptop as well. However Version 2.5 is working.

            Source https://stackoverflow.com/questions/66732022

            QUESTION

            SWIG JAVA typemaps configuration
            Asked 2021-May-01 at 20:41

            Here is SWIG typemap, that converts C++ types to Python types.

            ...

            ANSWER

            Answered 2021-May-01 at 20:41

            SWIG already has a typemap for Java which does this for you. To use it all you need to do is use %apply to tell SWIG it is what you want to use for those parameters:

            e.g.

            Source https://stackoverflow.com/questions/67215542

            QUESTION

            How to build python extension module with waf on windows/visual studio?
            Asked 2021-Apr-29 at 06:51

            I'm trying to figure out how to build a python extension module using waf but I've got stuck. Consider a simple tree such as:

            foo.h

            ...

            ANSWER

            Answered 2021-Apr-29 at 06:51

            You can fix your current build by changing the library type from shared (shlib) to static (stlib), i.e.

            Source https://stackoverflow.com/questions/67246784

            QUESTION

            Iterate `std::vector` from Go?
            Asked 2021-Apr-21 at 09:43

            I'm trying to use a C++ library from Go. I also have little experience with Go.

            My C++ method looks like this:

            ...

            ANSWER

            Answered 2021-Apr-20 at 16:30

            It looks like it's a problem with function overloading. I had 2 getAttribute functions with the same name and different parameters. When I rename the method so that it's unique, Capacity() and Get() work (although range doesn't).

            It looks like Swig tried to generate wrapper code to call the correct method, but couldn't deal with different return types

            Source https://stackoverflow.com/questions/67181376

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

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            No vulnerabilities reported

            Install swig

            Please read the Doc/Manual/Preface.html#Preface_installation for full installation instructions for Windows, Unix and Mac OS X using the release tarball/zip file. The INSTALL file has generic build and installation instructions for Unix users. Users wishing to build and install code from Github should visit http://swig.org/svn.html to obtain the more detailed instructions required for building code obtained from Github - extra steps are required compared to building from the release tarball.

            Support

            The Doc/Manual directory contains the most recent set of updated documentation for this release. The documentation is available in three different formats, each of which contains identical content. These format are, pdf (Doc/Manual/SWIGDocumentation.pdf), single page html (Doc/Manual/SWIGDocumentation.html) or multiple page html (other files in Doc/Manual). Please select your chosen format and copy/install to wherever takes your fancy. There is some technical developer documentation available in the Doc/Devel subdirectory. This is not necessarily up-to-date, but it has some information on SWIG internals. Documentation is also online at http://www.swig.org/doc.html.
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