I have a 2d array, A, with shape (n x m), where each element of the array at position (i,j) holds a third value k. I want to increment a 3d array with dimensions nxmxl at position (k,i,j) based on the 2d array value and position. So for example if How do you do this in numpy efficiently? Answer The
Tag: python
Writing Dictionaries into a CSV
I am working on a web scraping project, I am trying to save the results into a CSV file, I want to save the key in the dictionary as columns and the values as a row, (keep in mind that the value pair in the dictionary refers to a variable that extracts data from a web site) Answer Here is
Is there a way to scrape HTML popup tables/charts with python?
I’m currently looking to scrape https://www.bestfightodds.com/ for an MMA machine learning project. I’m specifically looking for the DraftKings opening odds for each fighter which is found by clicking on the odds for a given fighter under the DraftKings column. You are then presented with a popup …
Rolling of Dice probability of getting exactly two 3s in ‘k’ rolls [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 10 …
insert line break in python file after a fix number of elements to delimit columns in a csv file
I´ve been struggling a bit to find a way in python to force this file to create a jump to a new line after some number of elements (equal to the number of columns I will need to add which is 12) the CSV currently looks like this. the text of the first row looks like this . D276″,31386,10610,12122021 00:…
Attempting to delete files in s3 folder but the command is removing the entire directory itself
I have an s3 bucket which has 4 folders now of which is input/. After the my airflow DAG Runs at the end of the py code are few lines which attempt to delete all files in the input/. Now, this sometimes deletes all files and sometimes deletes the directory itself. I am not sure why it is deleting even
Python How do i filter out multiple strings from a big string then put it in a .txt file
So i have this piece of code here: I get everything i want from here but so i can f.write i need to put it into a string lstr = ‘ ‘.join(map(str, Outlook_data)) So now im just left with this: My problem is that i need to filter out multiple ‘name’: ‘xxx’, ‘shortVolume…
Images constructed from dataset rotated
I am not very experienced with python plotting. I want to work with YaleB_32x32 dataset (https://github.com/flatironinstitute/online_psp/blob/master/datasets/YaleB_32x32.mat). This is my code : This is the output. As you can see that images are rotated. Could someone please help me with where am I going wrong…
webscraping – get the first and the second value from the div tag with multiple values seperated by coma
I have a tag which looks like this I would like to get only the name and surname so the “Pierre M” and the date “08/18/2018” I was trying this code But it results in taking every value from that tag so I get Answer You could go with find_all(text=True, recursive=False) to get only the …
How to normalize data using Lambda layer?
I have the x list as and I can create windowed dataset using the below method: which gives me the output result. So, each row contains of a tuple which the the first element is a list with multiple and the second element is a list with single element. Now i wish to normalize (between 0 and 1) only the