Indent-Expected errors while trying to write one-line list comprehension: if-else variants

I am trying to write a list with if-else statements in one line. I’ve followed the instructions in this solution, but I got multiple “indent-Expected” errors. Here is my code: initial= [[1,2,…

Python – Iterating through 2 list with arithmetic function

I have 2 python list, stock_level to track the amount of inventory and required to indicate the amount of each item in stock_level needed to create each product. stock_level = [70, 20, 20 , 20] …

To add new columns that identify the value position by each column with loop

I have Dataframe: teamId pts xpts Liverpool 82 59 Man City 57 63 Leicester 53 47 Chelsea 48 55 And I’m trying to add new columns that identify the team position by each column …

Iterating through multiple rows using multiple values from nested dictionary to update data frame in python

I created nested dictionary to keep multiple values for each combination, example rows in the dictionary is as follows:- dict = {‘A’: {B: array([1,2,3,4,5,6,7,8,9,10]), C: array([array([1,2,3,4,5,6,7,…

Keeping the values separately in the dictionary with for loop in Python

I’ve reviewed many questions in StackOverflow that may be related to my question Q1, Q2, Q3, Q4 None of them are related to my question. Apart from these, I examined almost 20 questions here. I …

How to create files from a groupby object, based on the length of the dataframe

I have a dataframe (df) that looks like this (highly simplified): ID A B C VALUE 1 10 462 2241 217 2 11 498 6953 217 3 67 120 6926 654 4 68 898 7153 654 5 87 557 4996 …

How to start a for loop from the end of a vector, and at the value 0 do something

I have to start looping a vector from its end to zero. When I meet the value 0 I need to replace it with the sum of the three previews values. The exception will be for the first zero met, I need just …

How to remove items from dictionary list, for each value that’s in a list

I am trying to return a list of dictionaries exept for the dictionaries with the same id’s as in game_list_id This is what i got so far: list_games = [ {‘id’: 10, ‘name_game’: ‘x1’}, {‘id’: 20,…

How to check check if a string contains a specific character(s) using range() functions and bools in Python?

I’m trying to check in Python GUI if the user’s email is valid after every key release. So I set global bool variables, which are at and dotcom for email validity, but every time I input a valid email …

How to concatenate dataframes without overwriting column values

I am trying to create a list of DataFrames in a for loop, and then concatenate them outside of the for loop and write to excel. I have gotten the code to be close, but for some reason the column …