How can I use The PRU of BeagleBoard to do matrix multiplications for example?
I am using PocketBeagle for the first time, I would like to know how can I use the PRU of beaglebone with Python for Matrix multiplication for example?Is it possible to run the code below,using PRU ?...
View ArticleReduce value of maximum value in multiple columns by one in pandas dataframe...
Apologies - this is very similar to a query I had earlier but I was unable to delete as I'd made a mistake within it.I simply want to find the maximum value by group in some of the columns (not all of...
View ArticleHow to use pandas to find consecutive same data in time series
Here is a time series data like this,call it df:'No''Date''Value'0 600000 1999-11-10 11 600000 1999-11-11 12 600000 1999-11-12 13 600000 1999-11-15 14 600000 1999-11-16 15 600000 1999-11-17 16 600000...
View ArticleWhat is the type hint for Pytest's "caplog" fixture?
I am using the caplog fixture that comes with pytest. I am using mypy for my type checking, and would like to know what the correct type hint for caplog is.For example:def test_validate_regs(caplog:...
View ArticleScrape lat and lon from mapbox
I would like to use Python to scrape the lat and lon of all the items on this mapbox map but I cannot seem to find the right query.I have tried this but it doesnt seem to get me anywhere, any help...
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Interpolate missing transparent pixels in an image
I have an image where some pixels are missing. The missing pixels are represented as transparent. How do I interpolate transparent pixels based on their neighbours? In other words, how do I fill in...
View Articlematplotlib: combining hatching with pcolormesh
colors = ['darkgreen', 'darkred', 'red', 'green', 'lightgray']to_plot = np.swapaxes(all_channel_maps, 0, 1)# to_plot = all_channel_mapsplt.pcolormesh(to_plot, edgecolors='k', linewidth=0.1,...
View ArticleProper autogenerate of __str__() implementation also for sqlalchemy classes?
I would like to display / print my sqlalchemy classes nice and clean.In Is there a way to auto generate a __str__() implementation in python? the answer You can iterate instance attributes using vars,...
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Visualize Nodes and Their Connections via python
I have a list of Connections between to nodes describing similarities of Entries in a Dataset.I'm thinking of vizualising the Entries and their connections to show that there are clusters of very...
View ArticleEdge case of binary subarray with sum
ProblemGiven a binary array nums and an integer goal, return the number of non-empty subarrays with a sum goal.Link to the problemCodeclass Solution: def numSubarraysWithSum(self, nums, goal):...
View ArticleInstalling gst-python in macOS
I installed GStreamer 1.22.10 on macOS (Sonoma) using the official binaries. I realized that gst-python is not automatically installed, so I cloned the GStreamer Gitlab repository and followed the...
View Article422 Unprocessable Entity Error when sending image from Angular Frontend to...
I have an angular frontend and an python fastAPI backend.In the Angular frontend i send an image like this:uploadImage(image: any) { let formData = new FormData() formData.append("image",image); return...
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Calculate Surface area of a Table using computer vision
I want to calculate the area of the table surface with the help of stereo camera particularly Zed 2i camera. But the problem is table can be anywhere in the picture and I need to calculate the area of...
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Langsmith is incorrectly tracing tokens
I have a simple langgraph chain in place and I noticed that the counting of tokens is oddly off in langsmith in comperison to OpenAI online tokenizer or Python tokenizer:Langsmith tokens (2,067):Python...
View ArticleWhy is the child QObject still accessible when the parent is deleted?...
Trying to learn more about PyQt I wrote a small script that:Creates an QObjectaCreates an QObjectb with a as its parentDeletes aAt this point I expect the object to which the name b is point to have...
View ArticleHow to order columns of two merged dataframes
I merged two dataframes and I export them to excel fileI'd like to reorder merged columns, I tried some solutions but without successAt the moment I get this output:Current OutputBut my goal is to get...
View Articlehow to run pytest in nox envionment in pycharm
I am working on a open source repo, and it has nox configured to run unit tests. sometimes i want to debug this unit tests, however not able to figure out how to do that.I run the nox command as...
View ArticleHow to update cell output of a jupyter notebook which is hosted on a network IP
I have a problem with a jupyter notebook that I have on a raspberry pi and am hosting on our IP address.To do this, I used jupyter notebook --generate-config to generate the configuration file, where I...
View ArticlePandas series to big for search ( I think)
I am using Invoice2data and pandas to scan PDF files and insert them I excel.The Excel file is pretty big, so I have extracted the ones that are of interest. The problem I face is when I am searching...
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Plot facet normals in trimesh from the facet center
For this sample torus mesh in trimesh, I've managed to plot the normals to facets:import numpy as npimport trimeshmesh = trimesh.creation.torus(9, 3)# adapted from...
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