Questions tagged [external-calls]

Questions on calling external executables, not necessarily through MathLink.

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Can LINK addtwo.obj addtwotm.obj wstp64i4.lib /OUT:addtwo.exe actually work with Visual Studio 2019 tools, if so how?

Can LINK addtwo.obj addtwotm.obj wstp64i4.lib /OUT:addtwo.exe actually work with Visual Studio 2019 tools, if so how? ...
0
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1answer
79 views

Capture screenshot of a certain window given its title

Is there a way to find the handle of a certain window and take a screenshot in Mathematica without having to call external programs? Something that connects with the API for the operating system.
11
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3answers
194 views

Is it possible to call back to Mathematica when using Python through ExternalEvaluate?

ExternalEvaluate makes it possible to call Python code from Mathematica. The Wolfram Client for Python makes it possible to call Mathematica from Python. When using ...
3
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1answer
75 views

How to use Python's input() with External Evaluation?

I want to use input() in Python code which runs in the Wolfram Notebook. So I create an external evaluation cell by typing ">" and choosing Python. Then I define this function: ...
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0answers
14 views

Remove existing ServiceConnect authentication credentials

I am working on a project using the BingSearch ServiceConnect (ServiceConnect["BingSearch"]) and I would like to use a different authentication key then ...
2
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0answers
73 views

How to use Mathematica code in LaTeX files?

How can you use Mathematica code in LaTeX files? any similar to A random number is RNUMBER and the square of RNUMBER is RNUMBER^2 appearing numbers instead the capital letters (or Mathematica code) ...
2
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1answer
75 views

Missing Dependencies for Python in Conda in MMA 12.1 in Windows 10

I tried to run python code in MMA 12.1 on my Windows 10 computer. However, it seems that the python in conda has MissingDependencies, as shown below. According to this FAQ thread, https://support....
3
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0answers
29 views

How to use ExternalEvaluate in ResourceFunction?

Are there any working examples or best practices for writing ResourceFunction that package or depend on external language code (and package dependencies) through <...
7
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1answer
126 views

How to enable R in ExternalLanguage cell?

Mathematica 12.1 adds support for R in the ExternalLanguage cell. But this does not work out of the box. Mathematica downloads very old RLinkRuntime-Windows-9.0.0.0...
2
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0answers
97 views

Opening PDF file on a specific page

Trying to keep track of my Mathematica projects I usually include references to various PDF documents, websites, directories etc. such that I can open them from within the project. In this context I ...
9
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0answers
121 views

Installing R libraries for use with ExternalEvaluate?

As of version 12.1, R is an officially supported external language, however, I can't seem to install any packages. I tried using my RStudio: ...
6
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1answer
98 views

RegisterExternalEvaluator claims MissingDependencies even though ZMQ is installed

I have an Anaconda Python installation in a non-standard location. So I ran RegisterExternalEvaluator["Python", "path-to-python.exe"] But I got the following ...
7
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0answers
141 views

Interfacing Mathematica with Tableau desktop

Are there any known methods or examples of connecting Mathematica with Tableau in any fashion? I'll accept any solution that demonstrates a method of either: Calling Tableau from within Mathematica ...
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0answers
63 views

How to call the function calculation result of Magma in MMA

Magma is a very useful abstract algebra calculation software.How to call the function calculation result of magma in MMA? ...
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1answer
87 views

InstallR fails on MacOS 10.15 (Catalina)

Here is code I evaluated and the error message: ...
8
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1answer
178 views

ExternalEvaluate[pySys, pyCmd] evaluates to Failure[…]

ExternalEvaluate[pySys, pyCmd] evaluates to Failure[...] every time pyCmd contains some ...
5
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0answers
170 views

Failed to start python external session

I use Wolfram Mathematica 12 on Windows 10. Whey I try to register external evaluator RegisterExternalEvaluator["Python", "C:\\Python27\\python.exe"] it fails ...
3
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0answers
95 views

Calling custom function from C++

I'm programming a project where I use multivariate symbolic polynomials. At some point I need to perform a PolynomialMod over a prime modulus, but the library GiNaC which I use works only over the ...
12
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1answer
425 views

How to display images inside Mathematica with matplotlib

How to display images inside Mathematica with matplotlib. A new window is generated by default, but is it possible to display the picture directly in the notebook? Like this: related: How to ...
3
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0answers
124 views

How to call an old build-in function in a new version of Mathematica?

In order to use the UnitStep of Mathematica 5.2, I have to install two different versions 5.2 and 11.3 at the same time because ...
4
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0answers
53 views

Run computation in separate process and kill it after a time limit

I am looking for a solution to run a Mathematica calculation in a separate process (separate kernel) and cancel the computation after a given time. If it cannot be cancelled, then just kill that ...
9
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1answer
125 views

How to extend External Language Input?

Is it possible to add a new option here and bind an evaluator? Is it possible to take SageMath, Matlab, Maple, etc. as examples to provide a complete process demonstration?
8
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1answer
249 views

How to open a Python interpreter input cell?

Something weird just happened to me: I mis-typed a keyboard shortcut, hitting the wrong keys, and a new notebook opened up with a Python prompt! Just for grins, I tried entering some simple Python ...
1
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1answer
83 views

How to run C and Mathematica repeatedly?

I use a C program to generate a ".txt" file, and import this ".txt" file into Mathematica to do some calculations and export these calculations. Due to limitation of data size in C program, I have ...
7
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0answers
180 views

How to call the Wolfram Engine from swift?

I'd like to call the Wolfram Engine within a swift project in Xcode. Are there any known methods or available resources on how to do this? I'm hoping to include it as a resource library for use inside ...
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0answers
92 views

Using Python in Mathematica : RegisterExternalEvaluator doesn't work

I followed this tutorial https://reference.wolfram.com/language/tutorial/ConfigurePythonForExternalEvaluate.html, installed zmq, restarted mathematica and put this code: ...
5
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1answer
73 views

NodeJS external session not returning value

I have setup my NodeJS session and performed the following test. I evaluate the following commands in ExternalLanguage cells. <...
6
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2answers
85 views

How to use console.log() in the new NodeJS external language Cell functionality in version 12.0?

If I type the following Mathematica returns nothing. Requesting Information[%] seems to indicate that the operation $Failed. I ...
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1answer
110 views

Question regarding Run command in Windows

This line below in the cmd shell unzips the content of a zip file D:\zips\test.zip in the folder C:\Users\mike\Desktop\test: <...
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0answers
50 views

RegisterExternalEvaluator with command line options

I'm trying to register NodeJS as an external evaluator in Mathematica 12.0. This works fine generally speaking. (i.e. following https://reference.wolfram.com/language/workflow/...
18
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3answers
635 views

How to use the library exported from FunctionCompileExportLibrary outside of Mathematic (e.g., in Visual Studio)?

Mathematica 12 has a new function FunctionCompileExportLibrary, which can export a pure function as a .dll file like this: <...
23
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1answer
1k views

How can I use the Python library networkx from Mathematica?

Is there an easy way to access the Python library networkx from Mathematica? The improvements to ExternalEvaluate in Mathematica 12.0 should make this feasible.
2
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0answers
83 views

Difficulty with ExternalEvaluate

I am trying to import a Python function or execute a Python script from inside Mathematica, but the ExternalEvaluate command drives me nuts. I proceed cautiously ...
2
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0answers
314 views

Is there a API to scrape WhatsApp?

Is there an API to scrape WhatsApp messages into Mathematica? Either doing it directly in Wolfram Language or using some python API and WL's ExternalEvaluate. All ...
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0answers
35 views

Connect to running external session?

Is there some way to connect to an already running process in the same way that StartExternalSession starts a process?
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0answers
197 views

How can I efficiently call an external Python script that needs to run continuously?

I am writing a Mathematica program that tries to run 100+ Python programs, via StartProcess[], continuously. It seems to work when I run < 100 programs, but, at ...
2
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0answers
593 views

Can't register python in ExternalEvaluate

I had Anaconda 3 installed on my system and python registered with the following link: RegisterExternalEvaluator["Python","C:\\Users\\atfai\\Anaconda3\\python.exe"]...
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0answers
153 views

How can I ExternalEvaluate Python with tesseract?

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0answers
46 views

ExternalEvaluate Python print is printing an extra empty cell with newline

When using print command in ExternalEvaluate["Python","print(1+1)"] or ExternalLanguage cell using >, there is always an extra ...
3
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2answers
430 views

Is it possible to call Windows API function to Read/Write INI file directly?

I want to create a function to read or wirte windows *.ini files, so I plant to call GetPrivateProfileString and ...
4
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2answers
590 views

How to register Anaconda3(Python3.7) as external evaluator enviroment?

I have installed Anaconda3 (version 5.3.1 for Windows with Python 3.7, 64-bit) as the Python working enviroment, but when trying to register it as an external evaluator, it ...
6
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1answer
121 views

How to use VBA types with UNDERLINE in it's name in NETLink?

When coding with VBA functions in NETLink, I need the enum reference. It's ok to get the ...
0
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0answers
86 views

problem with calling external “gdrive” command line tools

I am on linux. There is command line tool called "gdrive" that can handle google drive upload and download. It's github address is https://github.com/prasmussen/gdrive . But I got problem calling ...
1
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1answer
154 views

Python module attributes not recognised in ExternalEvaluate

I have Python installed and running properly. I have a file called test.py with contents c = 5 When I go to the file's ...
6
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0answers
69 views

RunProcess not working on Windows (looking for information on this problem)

I am the author of the MaTeX package, and occasionally I receive support requests from users in e-mail. By now I believe I have ironed out virtually all bugs in MaTeX, and worked around most ...
3
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1answer
176 views

LieArt — 8 dimensional Irreducible representation of $\mathrm{SO}(8)$ and their decompositions - No.2

This is the followed up question of LieArt --- 3 different 8 dimensional Irreducible representation of SO(8) and their decompositions, Since $$ \mathrm{SO}(8) \supset \mathrm{SU}(2) \times \mathrm{...
4
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1answer
176 views

LieArt — 3 different 8 dimensional irreducible representation of $\mathrm{SO}(8)$ and their decompositions

I am using the LieArt which you can download freely online https://arxiv.org/pdf/1206.6379.pdf There are three different 8 dimensional $\mathrm{SO}(8)$ irreducible representations, formally it is ...
2
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0answers
34 views

Create a ProcessObject for a process not made with StartProcess

I am launching and linking to Mathematica from an external process and would like to be able to create a ProcessObject for the launching process that will support <...
1
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1answer
79 views

How to pass an “enter” to the external application?

I have been trying to make an .exe file that I have become more automated by using Mathematica, but I am having trouble getting it to work. The file is based in ...
8
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2answers
334 views

Control a Mathematica kernel from the front-end and from python

I'd like to be able to start and control a Mathematica kernel/front-end from python and be able to evaluate things in a notebook and query results on the python side too. Is this possible?