I’m trying to create an scraper which scrapes download links, I want to use regex but that would be a nightmare for me to do, I’ve found this library which is called BeautifulSoup, I’m trying to capture the urls in the children of div class=”article-content” which is <p> ta…
Pip throws ‘Error initializing plugin EntryPoint(name=’macOS’, value=’keyring.backends.macOS’, group=’keyring.backends’)’
I’m running python 3.8 under Pop!_OS and noticed a weird reoccurring error when running various pip commands like install or list –outdated. The full error states: The command’s functionality appears to be unaffected by this but it irritates me nonetheless and I have been unable to find anyt…
Non-recursive Quicksort
How do i make the bottom function non-recursive, ive tried but by creating new functions which is not the point in this problem. The first function is given and the inplace_quicksort_non_recursive is created by me. What do i need to create so the bottom function becomes non-recursive Answer The question is us…
How do I merge several 2D arrays into a single 2D array (list) in a box-like manner in python?
Say I have 9 2D arrays in the following format: and I want to concatenate them to get a 2D array like this: where I will have N arrays in my case and I calculate the value of N like so: So essentially, I had an image that was broken down into N tiles and after some processing, I have
Get tables from AWS Glue using boto3
I need to harvest tables and column names from AWS Glue crawler metadata catalogue. I used boto3 but constantly getting number of 100 tables even though there are more. Setting up NextToken doesn’t help. Please help if possible. Desired results is list as follows: lst = [table_one.col_one, table_one.col…
Pythonic way to extract keys and multiple values from a list of dicts
I have some code which works, data is read in from a text file as a list of dicts, the code takes the keys and values from each dict in for loops. While it works I am sure there is a better way to do it than mine below: Code Outputs Answer I would recommand using pandas.DataFrame very convenient way
Why is ‘figure’ object not callable in nested function?
I’m calling a function that creates a matplotlib figure with two subplots and then plots subplots with nested functions. It looks like this basically: When I call, this I get this type error: ‘Figure’ object is not callable. I’ve done this kind of thing in other contexts before, so I&#…
Python – meshio: How to define vertex cells for point-only data?
Problem I have a 2D time-series data, and I want to save it as XMDF using meshio. The problem is, my mesh is just an array of points with associated point data, and I don’t have any cell defined. As such, I tried to use the “vertex” cell type, which is a single-point cell, but it doesn’…
Splitting single-columned .CSV into multiple columns with Pandas
I’m interested to know how to elegantly go about splitting a single-columned file of the following format into a more classic tabular layout using Pandas. (The file is received as an output from an eye tracker.) Current Format: Desired Format: Where I’m stuck: I imagine the solution will involve P…
How to Declare Schemas in your XML Header using lxml
I want my XML to look like this, with two schemas associated in the beginning: How can I achieve this using the lxml library in python: I know the first line is added using Answer The “first line” is the XML declaration. It’s a special construct that can only exist once in an XML file and it…