This is JSON: This is my current code: This code will simply print all values in order: but I need that loop will get the first value from each section and will return Answer Maybe something like this:
Tag: loops
Write a loop code to calculate average 77 different times, using another column as criteria
First of all, that’s my first code and question, so sorry for the begginer level here and lack of vocabulary. I would like to calculate and store in a dataframe the average of the first 5 rows in a column “returns” with column “N” numbered as 1, and afterwards proceeding to calcu…
Using a for loop index in .loc to access a rolling slice of a dataframe?
I want to create rolling slices of a master dataframe. I’m trying to measure the difference in outcomes over rolling periods. The master dataframe has 120 years of data and I want to create rolling slices of 10 years of a column(s), i.e slice one goes from year 1 to 10, slice 2 goes from year 2 to 11, e…
Python – Write array output in .csv file for each for loop iteration
I’m trying to write the output data of this for loop in a .csv file. However, what gets written in the .csv file with the current code is the data of a single iteration. I want to append and write the data in a new row for each iteration. How do I do that? Answer Try to append instead of
Iterating through two lists and return indices
I created a habit tracker app and one of the functions is to return the longest uninterrupted streak of done habits. If there are two or more habits with the same streak length, I want to return all of them. Therefore I saved the habit IDs in an id_list and the respective streak lengths in the streak_length_l…
How to go back a character in a string in Python
What I’m trying to figure out is how to go back a position in a string. Say I have a word and I’m checking every letter, but once I get to a “Y” I need to check if the character before was a vowel or not. (I’m a beginner in this language so I’m trying to practice some stuff…
How to use while loop to check difference between calculation output , convergence calculation
I am writing a code that carry outs the calculation: I want to pass incremental n_value value starting from 2 then +0.10 each time it iterates. For the iteration I am writing while loop counter however, codes does not work. However the code does not iterate and I am kind of struggling how to create the iterat…
Rename the label in tkinter
I work with tkinter. I want to change the name of the labels. By entering the characters in the field and hitting the button, the labels are renamed one by one. That is, the first time I enter the character “Hello”, then that character is inserted in the label; It is then removed from the field. T…
loop over series of dictionaries to convert to DataFrames
I have that list of dictionaries in several rows that I need to loop over to create new DataFrame. I have tried the following loop: but getting the following error: unsupported operand type(s) for +: ‘int’ and ‘str’ The type of my s: pandas.core.series.Series Convert string-encoded lis…
How to calculate relative frame values for events in a video or photo stack in Python?
I have a dataframe with: column 1 : a list of particles column 2: the frame in which they are observed in a video column 3: measurement x I need to compare the particles’ measurements over the time they are visible in the video. I cannot use the frame directly, since I need it to be relative to the firs…