I have a file (CSV) containing data that looks something like this in a table format: ID employee date value1 value2 1 a 2022-01-01 123 456 2 b 2022-01-01 123 456 3 a 2022-01-01 123 456 4 c 2022-01-01 123 456 5 d 2022-01-01 123 456 6 b 2022-01-01 123 456 7 e 2022-01-01 123 456 8 e 2022-01-01 123
Tag: for-loop
Python For Vector
I want to achieve this result The number entered was 1 Its predecessor is 0 The number entered was 2 His successor is 3 The number entered was 3 Its predecessor is 2 but I can’t store the numbers in the vector Please, help. Answer This code simply achieved the desired output. The mistake is the first lo…
Python Loops result not understanding [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 6 months ago. Improve this question Can …
create an array or dataframe using different variables from nested for loop in python
How do I create an array or dataframe to store seedN, clf.score(X_test, y_test),n_neighbors? Answer Create a temporary empty list to store the results : For each fit, add a new list with the desired values : Finally, create the dataframe with this temporary list :
My code caused the kernel to restart. Why is the kernel restarting?
I wrote this for python code and got an unexpected output. The output was a number of zeros then it said “restarting kernel”. Why is the kernel restarting? On the other hand, I tried with if and there was no problem: So why is it not working with for? Answer In your code above, each function call …
multiple for in python query loop and save them
need to save them into different data frames the expected result is running these batches for each class individually. e.g df_class1, df_class2 df_class3, df_class4 each results as sth like ;df_class1, df_class2 df_class3, df_class4 Answer You can use formatted string to save the resultant dataframe for each …
How to extract specific part of a line in a text in Python
I have a huge file that I splitted in a series of lines with the function text.splitlines(). From these lines I need to specifically extract some informations corresponding to a keyword: “ref-p”. What I did is: what I obtained is: now I need to move the three series of number into a dictionary in …
Calculate mean value for each pixel of a sum of Xarray DataArrays
I am trying to calculate a fog frequency map based on a number of geoTIFFs that I have read as Xarray DataArrays using the rioxarray.open_rasterio function in Python 3.10. Each “pixel” can have one of the following values: 1 = fog, 0 = no fog, -9999 = no data. The end goal is to calculate a new Da…
How to use a loop to check multiple conditions on multiple columns to filter a dataframe in Python
I have a list containing names of the columns of a dataframe. The values for these columns are either ‘Yes’ or ‘No’. I want to filter out rows that’d have any of the columns having ‘Yes’. I want to use maybe a for loop to iterate through the list because the list is c…
Creating a sequentially joined list using a for loop in Python
I need help creating a new list z, where I will have list values as y0, x0, y1, x1, y2, x2, y3 in vertical order as an array. output: z = [1, 1, 1, 0, 0, 2, 2, 2, 2, 4, 4, 3, 3, 3, 8, 8, 4, 4, 4] I tried this for loop iteration, but instead of the