I understand that the sublist method works similar to slicing, but what are some other ways i can get similar outputs? For example List = [1,3,5,7,9] Python code ListSliced = List[1:] Using sublist in dart ListSliced = List.sublist(1); Is there a equivalent of List[1:] in DART?? Any ideas on whats causing thi…
Tag: list
Swapping consecutive element in a list with a probability in Python
I want to swap consecutive elements in list with a probability. For example, I have this list: I wrote the following code thats swap the consecutive elements The above code results in the following : However, what I want to do is to use a probability for the swap. Let’s assume the probability of a swap …
Python – Check if value is unique in dictionary of lists
Is there a way to check if a value is unique for a specific list, within a dictionary of lists? If yes, I would like to know in which key/list pair/s the value is present. For example: {1: [3, 4, 5], 2: [4], 3: [5], 6: [3, 5, 9], 8: [3 ,8]} I want to check if 3 is present
Formatting a list of sentences extracted from text
I am trying to format a list neatly that I have extracted using regex. I would like to have each sentence in its own line and remove the n characters: Image of current output: Answer From OP’s image, text_1 is a list of strings. To remove the newline n characters from a string, you can use the string…
Extracting sublists of specific elements from Python lists of strings
I have a large list of elements From this list i want to extract several sublists for elements start with the letters “qfg1” “qdg2” “qf3” “qd1” and so on. such that: I tried to do: but it gives an empty lists, how can i do this without the need of doing loops as…
How do I get a specific element from a json string?
I have a JSON string (not in a file): [{‘x’: 403.5, ‘y’: 53.0, ‘width’: 117, ‘height’: 106, ‘class’: ‘fruitflies’, ‘confidence’: 0.626}, {‘x’: 446.0, ‘y’: 189.0, ‘width’: 124, ‘height&…
Is there a way to combine the following two list comprehensions?
I have a list of “point_objects”, from which I build locx and locy. Please see below. Can these two list comprehensions be brought to just a single line? Answer From the title, I understood that you want one line that computes both of these. You can use zip():
How to use boolean on list correctly?
(result True) I want result become False if only one in list A or B have small value than a or b. In this code B[1] < b[1] (5 >= 10) result I expect is False but is output True Answer From official doc: The comparison uses lexicographical ordering: first the first two items are compared, and if they dif…
Python Pillow having error with dictionaries nested in list
I am creating a list of nested dictionaries to have the file addresses for images I will be using for my program. However, in the BU0 dictionary it seems to cause an error that reads: Here is the nested list: Answer Try to escape the backslashes: Or put them as raw strings r”…”:
If-Elif Statement is not working as I expected 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 6 months ago. Improve this question I want to adjust lists to the same length but the if-elif statement is not working as I tho…