I am computing the Lp distance functions for non-negative p’s. For all but p = 0 and p = ∞ a built-in pow() function serves well. Before I learned about a structural pattern matching, I had used a dictionary and exception handling: Some people didn’t want exceptions here. So I rewrote the snippet …
Tag: python
How to create multidimensional array in python 3 [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed last year. Improve this question in PHP I do the following: and the result is: so in python how do i do it? U…
I am trying to webscrape from Zomato, however it returns with an output of “None” and Attribute Error
Whenever i try to extract the data, it returns an output of “None” which I am not sure of is it the code (I followed the rules of using bs4) or is it just the website that’s different to scrape? My code: Here is the inspected tag of the website which i try to get the h4 class showing the
Most efficient way to check cells and change neighbors matching a condition in a dataframe
I’m using a pandas dataframe to store a dynamic 2D game map for a rougelike style game map editor. The player can draw and erase rooms. I need to draw walls around these changing rooms. I have this: And need this: What is the most efficient way to do this? So far I followed the approach outlined here, b…
How to deal with ImmutableMultiDict
I’m trying to test my flask API with a POST request, but I have problems to deal with the ImmutableMultiDict. The API: request: print(select): How do I access the value (“ETH-PERP”) ? I tried: output: [] output: keyError: 0 output: ‘dict_values’ object is not subscriptable any su…
Do we still use api endpoint health check in Kubernetes
I want to use API endpoint health check like /healthz or /livez or /readyz. I recently heard about it, tried to search but didn’t find any place which tell me how we use it. I see that /healthz is deprecated. Can you tell me if have to use it in a pod definition file or we have to use it
Convert nested list to nested dictionary without duplicates and NAN
I’m pretty new to python and would like to ask for your help or idea in converting nested list to dictionary. Here is a sample data: the expected output is like this: I’ve tried following this link but I am having difficulty to implement it. Python: Combine several nested lists into a dictionary I…
How to implement a constrained linear fit in Python?
I’m trying to fit a linear model to a set of data, with the constraint that all the residuals (model – data) are positive – in other words, the model should be the “best overestimate”. Without this constraint, linear models can be easily found with numpy’s polyfit as shown …
How to call direct imports of libraries in the creation of a Python package
Background I’m trying to create a Python package with a semi-complicated structure. I have published a few packages before, and because they were simple, I put all the classes and functions necessary in __init__.py itself. For example, the file structure of one of my simple packages would be: A sample _…
Remove certain words from URL
I scraped tweet statuses, from which I’m removing certain words; however, it doesn’t work effectively as it only removes the first string in “stopwords”. Code: Output: I tried different codes after researching, but to no avail. :/ Answer You just need to de-indent the last line there: …