Given a python list with alternating values of two types: How can I combine every two values to get something like this: Answer You can simply use range()’s step parameter and list indexing. Output:
Tag: list-comprehension
compare list elment to a string
I have the following list and the following string I want to check if any element in the list is in the string I tried using however it gives false seems python can’t recognize the element in the string, is there a way to check elements from list to a string if there is a match. i did it successfully
Dictionary of Words as keys and the Sentences it appears in as values
I have a text which I split into a list of unique words using set. I also have split the text into a list of sentences. I then split that list of sentences into a list of lists (of the words in each sentence / maybe I don’t need to do the last part) I want to write a loop
How do I convert dict of dicts/nested dicts into dict of list
Heres the original dict What I am trying to get The keys in original dict represent uid. This is my what I have done: But I am rather looking for a generalized approach, to achieve without manually declaring the keys again, just so it should work with new keys in the original data. Answer Generalized (based o…
How to replace a value for a key in dictionaries of a list based on another dictionary?
Here’s a sample of the data: I have over 16k dictionaries with several items in the list. What I want to do is replace the value of name in this dictionary from another dictionary which consists of the old name and new name. How can I do this? One way that I could think of is the following: This works,
Printing a list of tuples in a formated form with f-strings by a list comprehension
I want to print out a list of tuples in a formated form… I have the following list which contains a tuple formed by a string and other tuple of floats: I have the following code However it is causing a error such as I need to print them as follows: print the first element of the tuple, then for
Perform a list comprehension inside of a for loop in Python [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 1 year ago. Improve this question In sho…
Use List Comprehension to get the top n items
I tried: but that won’t work because sort() doesn’t return the sorted list Answer .sort() sorts the list in-place list.sort() sorts the list in-place, mutating the list indices, and returns None (like all in-place operations) so you’d have to do this: Output: The difference between .sort() a…
Convert a list of objects to a dictionary of lists
I have a list of JSON objects, already sorted (by time let’s say). Each JSON object has type and status. For example: I’d like to convert it to: So of course it’s an easy task but I’m looking for the Pythonic way doing that, so it will spare me a few lines of code Answer I don’t …
Python – Create a list of objects based on counts of another list of objects
I have a list of objects and I want to create another list of items but grouped by “Name” and two fields which are number of instances of a particular instance type. I have this : I am trying to get a count of the number of different “Type” columns whilst discarding any other column &#…