How can I implement a custom constructor (class method) that is inheritable in python? The following minimized example might give an idea: mypy does not like the constructor I call when returning from from_float. I don’t know how to refer to class (Parent or Child) from the class method. Answer Pass the…
Create list from columns and add column to dataframe python
I have this dataframe: and I would like to create col_list and add it to the dataframe such that it looks like this: I have tried this code but it doesn’t work: Answer Try this
Select XML tags that have certain tags inside them
I am parsing an xml file with Python using ElementTree, and I need to select tags like <PostalAddressText> below that have tags like <insert> inside them. How do I do that? I need to get a list of all relevant tag names in the xml file that satisfy the condition. Here’s a fragment of XML tha…
Fail the build/script as per os.system()’s output
I’m trying to create helm charts and push them to Nexus repository in parallel(multiprocessing) on 100s of folders and its working good. But, I would like to fail the script or the build, incase the exit status is other than 0. With my current code set up, even though the exit code returns non zero valu…
Can Python-Markdown support imageboard-style links?
I would like to add an additional syntax to Python-Markdown: if n is a positive integer, >>n should expand into <a href=”#post-n”>n</a>. (Double angled brackets (>>) is a conventional syntax for creating links in imageboard forums.) By default, Python-Markdown expands >&…
How can I find the sum of a users input?
Above is a code I have so far. It prints: My goal is for the code to add up the two services and make a total price. My end goal should look like this: Notice how the code added both prices and made a “Total.” Is there any way I can do this? I’m a beginner computer science major, so
How to prevent odeint from giving me solutions that blow up
I’m trying to solve and plot ODE using Scipy’s odeint using different initial conditions. This is done in the code below. Note that for three of the initial conditions (2, 4, and 6), the solutions die out, then the graphs start looking weird for these 3 solutions (in the plot, it’s most nota…
PyTorch “where” conditional — RuntimeError: expected scalar type long long but found float
I have 2 tensors with gradients: a = tensor([[0.0000, 0.0000, 0.2716, 0.0000, 0.4049, 0.0000, 0.2126, 0.8649, 0.0000, 0.0000]], grad_fn=) b = tensor([[0.5842, 0.4618, 0….
Azure Batch NodePreparationError trying to fetch Docker image from Azure Container Registry
I’m trying to run an Azure Batch task on an Ubuntu VM with an image pulled from a private Azure Container Registry. The nodes in the pool fail on creation with the following error, whether I pre-fetch or not: Baseline: I have an Azure Subscription with a Resource Group. In the Resource Group is a Contai…
Lookup Values by Corresponding Column Header in Pandas 1.2.0 or newer
The operation pandas.DataFrame.lookup is “Deprecated since version 1.2.0”, and has since invalidated a lot of previous answers. This post attempts to function as a canonical resource for looking up corresponding row col pairs in pandas versions 1.2.0 and newer. Standard LookUp Values With Default …