I see there are a few similar questions already asked, but none seem to solve my problem. Also, some offer deprecated solutions such as using coordinate. The code I have works fine, but because I start the loop at a certain position, every time I re-run the code, it obviously starts writing from that one posi…
module ‘skimage.data’ has no attribute ‘imread’
I used this code to read an image, but I got an error as “skimage.data” has no attribute “imread”. My skimage version is 0.18.1. What has to be changed in this to read an image? Answer The error is straightforward. You try to call the imread function in the data module, but there is no…
Excel column manipulation
I am trying to find cell named North and take everything below it I know that we can easily locate this using loc and iloc, but in my case it may vary every time my app opens new excel file. I tried using str.contains Answer Try with iloc and idxmax:
Nested python dataclasses with list annotations
python ^3.7. Trying to create nested dataclasses to work with complex json response. I managed to do that with creating dataclass for every level of json and using __post_init_ to set fields as objects of other dataclasses. However that creates a lot of boilerplate code and also, there is no annotation for ne…
How to apply function vertically in df
I want to add column values vertically from top to down I tried using apply but its not working Desired output is basically adding A column values 1+2, 2+3: Answer You can apply rolling.sum on a moving window of size 2:
How to override module name (__name__)?
I have two classes in separate files, a.py and b.py. I can not modify a.py in any way. The log output is: I want to change __name__ so that a child class’s call should log called in b. My project logs its module name as part of the output. However, when I inherit a class and call the parent class
Web scraping: help needed last post and find link
First, sorry for my poor English. Actually, I have a script which scrapes a website to find comments in webpage, in python. Its for scrape all messages in page, but I will want scrape just last post. How to do this please? Too, I will want to find web links probably posted in last message, but a full link. It…
Remove white borders from segmented images
I am trying to segment lung CT images using Kmeans by using code below: The problem is the segmented lung still contains white borderers like this: Segmented lung (output): Unsegmented lung (input): The full code can be found in Google Colab Notebook. code. And sample of the dataset is here. Answer For this p…
How to replace one column value with many in pandas dataframe
Input dataframe How to replace value in column Geo so that there is a one to many mapping and Shipment values are duplicated? Output df Answer Use DataFrame by cosntructor, then outer join by DataFrame.merge and reassign column Geo by DataFrame.pop: Solution with new data:
Matplotlib: How to plot errorbar plots based on a color map of third category column(Not X and Y)
I’m working on an experimentation personal project. I have the following dataframes: I have used the below code to construct errorbar plot, which works fine: for which the output of confint_plot(treat_repr) looks like this: Now if I run the same plot function on a pre-treatment dataframe confint_plot(pr…