Questions tagged [python]

Questions about interfacing with, or features inspired or demonstrated by Python--a programming language featuring a dynamic type system, automatic memory management, and a comprehensive standard library.

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1
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0answers
33 views

Cannot register python installed via pyenv

I had installed Python3.9.1 via pyenv and installed pyzmq according to the tutorial. But Mathematica can only detect the system Python2.7. ...
1
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0answers
38 views

How to go from a Pareto Distribution in Scipy to a Pareto Distribution in Mathematica?

Assume that I have fitted a Pareto distribution via Scipy and have gotten the following parameters: ...
2
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0answers
58 views

Resources on python programming for Mathematica programmers

Are there any good guides to programming in python for people who are already very familiar to Mathematica. I understand that for some things the canonical python approach is different and it is good ...
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13 views
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9 views

How to extract coefficients from multiple equations and store it in a matrix in numpy [migrated]

I’ve built a function which produces linear equations for values of i in range(1,4). I want to know if there are any inbuilt (or other) functions to extract coefficients from these equations and store ...
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0answers
29 views

Kernel crashes on invoking Python prompt

Apologies if this is a naive question. A typing error keeps crashing the kernel. My typing error is to start a line with ">", unintentionally invoking Python. The problem is that this ...
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0answers
7 views

Count values of sublists [migrated]

Let's say I have a list in Pythong like below with each sublist representing a day with and how many which products are available in a shop: ...
2
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1answer
45 views

WolframClient Converting Output Of Solve To Sympy

I'm trying to convert the output of WolframClient to Python. Here's a toy example: ...
1
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1answer
62 views

Periodic Boundary Condition for a List

Please take attention to a list as: data={6,12,5,8}; It may be interesting in Python if i=0, then ...
0
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1answer
53 views

How to find a numerical solution for a differential equation with constraints?

I want first to apologize for my poor english level ^^ Let me present my issue. I want resolve numerically (I use Python) for x in [0;1] the following differential equation : $$dy/dx = a(y - y^2) $$ ...
4
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2answers
82 views

Wolfram Client Library: Cannot establish connection with Kernel in second Python function

I have recently started using the Wolfram Client Library (WCL) for Python in my Linux machine in order to automate running a Mathematica notebook many times. I have an Anaconda environment ...
0
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1answer
115 views

Adopt Mathematica codes for circumscribed and inscribed ellipsoids to related sets

Users Daniel Huber and Dominic have provided an interesting answer each to the question JohnEllipsoids of constructing circumscribing and inscribing ellipsoids for a certain three-dimensional convex ...
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0answers
61 views

What's going on in this Newton-Raphson algorithm?

I'm looking at this post, over on Mathematics SE. I'll summarize here: A signal with a known velocity, c is emitted by some source. We're given the coordinates of ...
1
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1answer
38 views

External evaluations — selecting one of several Python versions

I have several Python versions installed and registered to Mathematica: FindExternalEvaluators["Python"] When I run the following code which one of ...
2
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1answer
90 views

How to run Python script with an argument?

I want to run Python script with argument 'arg' > python app.py arg Without 'arg' it works like ...
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1answer
33 views

save a mathematica expression with Root[] as Python expression?

I want to convert a Mathematica expression that uses Root[] to Python (open to using sympy if needed). The expression is: ...
0
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0answers
40 views

How to run Facebook Prophet in Mathematica?

I would like to use the Facebook Prophet API for timeseries forecasting in Mathematica. I'm trying to make a function prophetM which takes a list of date, and integer pairs (or a Timeseries object), ...
3
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1answer
92 views

Issue while evaluating Mathematica expressions from Python [closed]

This is a follow up to my question posted here I am trying to run the code posted here as an answer in the above-mentioned link here from Python I tried, ...
0
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1answer
63 views

Problem while running Mathematica code from Python using wolframclient library

This is a follow up to my previous post here I am trying to run a function from Python using wolframclient. The input arguments are passed from Python as Python ...
1
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0answers
46 views

Passing python data types as function arguments

I've a few python data types ...
2
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3answers
193 views

How to use Mathematica from Python

I've been using the following lines of code to generate 3D geometry (ref). The inputs edges, vd, ...
0
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1answer
58 views

Solution for system of linear equations for unknown variables in Mathematica and Python

I have a system of linear equations (here 9) as below: $ 2 a_{\{1,2,1,2,2,1,2,1,2,2\}}+2 a_{\{1,1\}}=1, \\ \left(a_{\{1,2,1,2,2,1,2,1,2,2,2\}}+a_{\{1,2,1,2,2,1,2,2,1,2,2\}}\right)+2 a_{\{1,1,2\}}=1, \\...
5
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2answers
379 views

How to assemble Python abstract syntax trees (AST) in Mathematica?

I would like to assemble Python 'ast.Module' objects inside of Mathematica and then submit them to Python via e.g. ExternalEvaluate["exec(astObject)"]. ...
11
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3answers
212 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
88 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: ...
5
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1answer
131 views

Binary file that can be read by both, Mathematica and Python

I would like to analyze data set in both Matematica and Python. What is a time and size efficient format to store the data?
2
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1answer
107 views

FindExternalEvaluators['Python"] returns a blank box instead of the locations or python versions

I'm using Mathematica 12.0 Student Edition and have python 3.7.6 instilled in anaconda and 3.7.8 installed via Microsoft Store. I have followed the reference instructions here but to no avail. The ...
14
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1answer
191 views

Problem passing a list from Mathematica to external python function

comp1a = Flatten[Join[{{0 + 0 i}}, {comp1}]]; Flatten[comp1a[[1 ;; 6]]] This creates a list of complex values -> comp1a The first 6 terms in the list are: {0, -...
3
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1answer
85 views

Formula translation from Wolfram Python Client Library to Python usable string

I try to use the Wolfram Python client library to evaluate a differential equation in Python. This does not work smoothly, but using ...
0
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0answers
74 views

Activating the WolframKernel for Python

I would like to activate the WolframKernel to use Mathematica in Python. Although it worked the first time, later the error ...
1
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0answers
60 views

Having trouble moving program from python to Mathematica

I'm trying to move a Covid-19 model programmed in python to Mathematica and I can't figure out how to translate this segment of the code to Mathematica. ...
2
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1answer
107 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....
5
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0answers
148 views

How to properly call Wolframscript from Python?

I am using Windows 10 x64. If I run the following code in Command Prompt: wolframscript -code ToString[TeXForm["Integrate[Tan[x],x]"]] I get the following ...
3
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1answer
167 views

Python module error using Externalsession

What I am trying to do is to generate an array using Python inside Mathematica but I getting TypeError required field:type_ignores missing Module. Here is the image:...
3
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0answers
31 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 <...
3
votes
2answers
191 views

Using Manipulate to plot a function's time evolution

I am trying to plot a function in Mathematica using Manipulate to check how a function evolves with time. I am able to get sensible results with Python, though in Mathematica there is an overshoot in ...
7
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2answers
82 views

How to set default version for an external language code cell?

This example is for Python but I would like to set this option for any external language. I have a couple of versions of Python installed. ...
5
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0answers
47 views

How to monitor progress with external language code?

I'm trying to figure out how to get tqdm (a python progress monitoring tool) to work with ExternalEvaluate and "ExternalLanguage"...
2
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0answers
29 views

Get Box Shape Coordinate from image [closed]

I would like to taget each box (rectangle) in this image in order to have the coordinate of each one and finally crop on each one. For example, I have 3 rectangles in the image, I would like to ...
5
votes
1answer
248 views

How to run a Mathematica package (.m) from Python using the “Wolfram Client Library for Python”?

This question is about calling a Mathematica Package (.m file) from Python employing the "Wolfram Client Library for Python" (https://github.com/WolframResearch/WolframClientForPython). For ...
6
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1answer
135 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 ...
5
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1answer
614 views

Convert python Code To Mathematica?

Is there a way to convert simple python code to Mathematica code
3
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1answer
64 views

How to access WolframWebEngine running on a remote server?

Thanks to WolframWebEngine it's extremely easy to build and run a webapp backed by the Wolfram Engine on a local machine. Assuming one has all dependencies installed on a remote server, what is the ...
-2
votes
2answers
140 views

How to convert this Python code which uses genetic algorithm to calculate the best path into MMA

Question: From a logistics center, multiple distribution vehicles are used to deliver goods to multiple customers. Each customer's location and demand for goods are certain, each distribution ...
2
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0answers
68 views

How add channel for wolframclient using conda?

I want to use the wolframclient Python package in Mathematica. The docs suggest using pip install wolframclient. However, my main Python installation is within ...
4
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1answer
195 views

apply python's sympy function in mathematica

I recently try this $$\int\frac{\mathop{\rm Si}(x)}x\,dx$$ Mathematica failed to calculate it. Integrate[SinIntegral[x]/x, x] Mma 11.3 failed,but 12.0 can do it....
0
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1answer
95 views

Convert Mathematica expression to Python expression [closed]

I really need to convert this expression to python language, however I am having trouble converting Bessel function (Actually I have several similar expression and to know how to convert really would ...
8
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1answer
211 views

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

ExternalEvaluate[pySys, pyCmd] evaluates to Failure[...] every time pyCmd contains some ...
6
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0answers
203 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 ...
13
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1answer
510 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 ...