Interacting through dicts, grabbing their values and transitioning to a panda df Question: I have a list of dicts [{a:’jeffrey’,b:’pineapple’,c:’apple’},{a:’epstein’,c:’banana’},{a:’didnt kill’},{a:’himself’,b:’jebus’}] What I want to do is transition those values to a pandas df. But as you can see a few dicts are lacking a few keys and therefore lacking values. So I took a …
How to fetch (pop) N elements from a Python list iteratively while list exhausts? Question: I have the following Python list with a predefined N: l = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] N = 3 I would like to have a collection of N elements (a list of lists, for …
Python get num occurrences of elements in each of several lists Question: I have a 4 corpuses: C1 = [‘hello’,’good’,’good’,’desk’] C2 = [‘nice’,’good’,’desk’,’paper’] C3 = [‘red’,’blue’,’green’] C4 = [‘good’] I want to define a list of words, and for each – get the occurances per corpus. so if l= [‘good’,’blue’] I will get res_df = …
Is collection.deque the best implementation of constant length list in Python? Question: I want to limit the length of the list in python, when len(list) > limit, the first item will be removed, collection.deque can achieve it, however, will it be slower than: list_A = [2,4,6,8,11] length_limit = 5 while True: # do something to …
How to find the most common name in 2 related lists Question: I would like to seek help from the community.. I have 2 related lists here: names = [‘alan_grant’, ‘alan_grant’, ‘alan_grant’, ‘alan_grant’, ‘alan_grant’, ‘claire_dearing’, ‘claire_dearing’, ‘claire_dearing’, ‘claire_dearing’, ‘claire_dearing’, ‘ellie_sattler’, ‘ellie_sattler’, ‘ellie_sattler’, ‘ellie_sattler’, ‘ellie_sattler’, ‘ian_malcolm’, ‘ian_malcolm’, ‘ian_malcolm’, ‘ian_malcolm’, ‘ian_malcolm’, ‘john_hammond’, ‘john_hammond’, ‘john_hammond’, ‘john_hammond’, ‘john_hammond’, ‘owen_grady’, …
ImportError: cannot import name 'Container' from 'collections' Question: My code is running fine in local, but crashes on Heroku. What can I do to fix it? Traceback (most recent call last) File "/app/nao_entre_em_panico.py", line 2, in <module> from flask import Flask, jsonify, request File "/app/.heroku/python/lib/python3.10/site-packages/flask/__init__.py", line 17, in <module> from werkzeug.exceptions import abort File "/app/.heroku/python/lib/python3.10/site-packages/werkzeug/__init__.py", …
cannot import name 'Mapping' from 'collections' on importing requests Question: Python Version: Python 3.10.4 PIP Version: pip 22.0.4 So I was trying to make a small project with sockets, I added a feature to upload files but whenever I import requests, it throws this error. Below is the code I ran. Traceback (most recent call …
namedtuple._source not working in python 3.7 Question: I’ve tried with this code from collections import namedtuple t = namedtuple(‘t’, ‘a b c’) i = t(1,2,3) print(i._source, t._source) But when I run it it says that there is no attribute _source (for t and therefore also for i). Has it been eliminated since 3.6? Asked By: …
How can I make a dictionary / collections.counter that takesz into account the index in Python? Question: I am aware of dictionaries and collection.Counters in Python. My question is how can I make one that takes index of the string into account? For example for this string: aaabaaa I would like to make a tuples …
How to peek front of deque without popping? Question: I want to check a condition against the front of a queue before deciding whether or not to pop. How can I achieve this in python with collections.deque? list(my_deque)[0] seems ugly and poor for performance. Asked By: corinjg || Source Answers: TL;DR: assuming your deque is …
