I”m having a bit of trouble with my code. I’m trying to get the IDs from the list and compare it to an int input. If the int is the same as the ID, it’ll print(“Yes”). If it doesn’t match an ID, it’ll print(“no”). Problem is, it’s printing no for eve…
Tag: nested-lists
For loop to append list of strings to lists within nested list
[enter image description here][1]I have a dataset that is a list of 3 nested lists (called “patients”). Each nested list contains a certain amount of observations. The first nested list contains 119 observations, the second one 9 and the third list contains 6 observations. These observations are d…
Grouped pandas dataframe from nested list
I have a nested list in this format mydata=[[01/01/20,[‘point1′,’point2’,’point3,…]],[02/01/20,[‘point1′,’point2′,’point3’]],…] I want to create a pandas dataframe grouped by date with every point as a different row. I have tried ma…
How to create the set of all possible sets formed by selecting 0 or 1 elements from n lists
As an example, say I have the following six lists: I want to make a new list that has either 0 or 1 elements from each of these lists. One such list could be [2,2,4,1,2,1] which is made by selecting the first element from each list. Another such list could be [2,3,2,2,4] which is made by selecting the last el…
Remove duplicate value on nested list python
I have a problem here when I want to remove duplicate in a list that has a nested list, how can I remove the duplicate value from list? What I got here from my script, it can remove a duplicate, but the nested list has a different result from what I expect. This is my script: Result: Expected Result: Answer
How to concatenate a list of sublists equally chunked
I have a list that contains sublists of two different types of items (for instance, cats and dogs). I also have a function chunk(list, n_sublists) that splits the list into n_sublists of equal size. Then, i’d like to create a final list that merges the chunked lists from each type. An example: I hope th…
How to Remove nested list which is inside a nested list in python?
I want to remove all nested list inside the nested list. Which means I want to remove the nested list in index 1,2,3,4… and make it a flat list. To make it clear the below is the separated values in the list. I want it as And are there any way to get input like above. This was the snippet
How to do a multi level sort on list of lists in Python? [duplicate]
This question already has answers here: How to sort a list with two keys but one in reverse order? (8 answers) Closed 5 months ago. I have the below code: With this the output is: I’m trying to display the names in Descending order while the values in Ascending order. Is there a pre built way in python …
Method for mapping dictionary values in complex list
Inputs I have a very complicated list of list. And i have a dictionary that has each element of the list as a key. I’m going to map each element of the list to the value of the dictionary. output I tried the following to use the for loop as little as possible. I would appreciate it if you could
Checking If Position Exists in Nested List
I’m trying to solve a Python coding problem. Given a certain array containing only 1’s and 0’s I must write a program that returns an array following a few rules: Each 1 must be replaced with a 9 Each 0 must be replaced with the amount of 1’s in its immediate surroundings (above, below…