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Tag: for-loop
How do I loop through a pandas dataframe, check to see if the data type of each column is a float number, then replace null values with mean?
I am trying to iterate through a pandas Dataframe which has columns with different data types, and replace them with different data types based on their null values. This code did not work as the null values are not replaced in the dataframe. Answer fillna() doesn’t normaly edit your dataframe. you have…
Python Dataframe For loop (if i.contains)
I need a for loop on a column specific. With this for loop, I will assign the value ‘Normal’ to a list if the column contains ‘Themes’. But I don’t know how to write it here. I would be glad if you help. Thanks in advance :) Dataset For loops that I try Answer You can use np.wher…
Percentage append next to value counts in Dataframe
I’m trying to create a excel with value counts and percentage, I’m almost finishing but when I run my for loop, the percentage is added like a new df.to_frame with two more columns but I only want one this is how it looks in excel: I want that the blue square not appears in the excel or the df and
I am stuck with this for loop problem in python [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 5 months ago. Improve this question I am trying to make a a program to calculate the probability of a game. So the game is like…
How to obtain the values of provided data in which a minimum value occurs in a list?
So I’ve been trying to select 2 parameters as a result in which the minimum value occurs in another calculation (the error below). Consider the following dummy code for better understanding: When calling the function defined min_error(par1, par2); par1 and par2 are lists so my nested for loop is going t…
Matlab to Python – Why is nested forloop running twice as often in python?
I need z to be the same index value in Python as in MATLAB, which I think means 991 in Matlab = 990 in Python. The original MATLAB code (z = 991) My Python code (z = 1980) Why is my z double the amount? Where is my error? Thanks! Answer Your last line (test_timer1 += 1) needs to be
Python count up by 5 after each iteration in for loop
I am trying to open a csv file in python and read the rows into a list. The list is then sent to a function where I want to add 5 to the value of x after each iteration with the value of d going up by 10 after every 10th iteration. d I have working but can’t quite figure
How to create new list of lists using for loop
I have two lists like I want to extract the required elements 1 and 3 from each list contained in values, to create a new list of lists like [[‘1234’, 50], [‘5678’, 100]]. I was able to solve the problem with a list comprehension: But how can I write the equivalent with explicit for lo…
Looping through HTML & following links
I am writing a code that is supposed to open a url, identify the 3rd link and repeat this process 3 times (each time with the new url). I wrote a loop (below), but it seems to each time sart over with the original url. Can someone help me fix my code? Answer You need to define the empty list