All Questions
Tagged with namedtuple tuples
50
questions
0
votes
2
answers
52
views
Conversion of Dataframe to namedtuple of numpy arrays
I need to convert my pandas dataframe to tuple of numpy arrays. My code is like,
import pandas as pd
data = {'Class':[10., 11., 9., 8.],
'Age':[27., 24., 22., 32.],
'Mark':[76., 56., ...
- 153
0
votes
1
answer
129
views
Print named tuple value in a list
A function is returning me the below list of named tuples:
[popenfile(path='/home/giampaolo/monit.py', fd=3, position=0, mode='r', flags=32768), popenfile(path='/var/log/monit.log', fd=4, position=...
1
vote
1
answer
33
views
Is it be possible to give custom names to the newly created type that is pushed to the end of a tuple type, without affecting other argument names?
Here i have a type that takes a tuple type with a fixed number of parameters, and also includes an array of strings as the final parameter. I want to give the tuple type parameters custom names a, b ...
- 815
-1
votes
1
answer
34
views
How to type a returned Array inside an Array? [closed]
return [[x, y], d, prevRing, prevRingPosition]
That is my return statement and I want to make a type for its function
type nextUlamReturn = [
number[],
d: number,
prevRing: number,
...
-1
votes
1
answer
462
views
How to find delete a student record in Python (example on a Students Mark exercise)
Start a new Python script and write some suitable input commands to store three items of data into
three variables: Student Name, Coursework Mark, and Exam Mark. The inputs for coursework mark
and ...
- 15
0
votes
1
answer
48
views
Python data json dictionary
I wanted to read tar.json file, so I write:
import json
with open('tar.json', "r", encoding='utf-8') as read_file:
data = json.load(read_file)
and print it as dictionary, for ...
- 79
0
votes
1
answer
286
views
Use Tuple values in Object initalizer syntax
I'm trying to initialize properties of an object I am creating with the values of a named tuple.
Something like this
public Person DoIt() {
return new Person {
(First, Last) = GetFirstAndLast(id)...
- 6,286
1
vote
0
answers
140
views
Creating tuples of images and distributing the tuples into training and testing sets
I've a simple program that creates a bunch of images. The problem is, they need to be ordered into tuples of three images so that the images in each tuple are kept together when they are distributed ...
0
votes
1
answer
40
views
How to create a tuple from dictionaries?
from collections import namedtuple
BookPlan = namedtuple('Book', ['size', 'weight'])
books = BookPlan(3, 5), BookPlan(4, 9)
i=0
book={}
while (i<3):
book['size'] = i
book['weight'] = i*...
- 23
1
vote
2
answers
392
views
Remove duplicates in a tuple of tuples
I have the following tuple of tuples:
# my Noah's Ark
myanimals = (('cat', 'dog'), ('callitrix', 'platypus'), ('anaconda', 'python'), ('mouse', 'girafe'), ... ,('platypus', 'callitrix'))
Since ...
- 11
3
votes
4
answers
2k
views
Dictionary of (named) tuples in Python and speed/RAM performance
I'm creating a dictionary d of one million of items which are tuples, and ideally I'd like to access them with:
d[1634].id # or d[1634]['id']
d[1634].name # or d[1634]['name']
d[1634]....
- 44.9k
4
votes
1
answer
1k
views
Can namedtuples be used in set()?
I know that namedtuple is a factory function to create classes with immutable data fields. I'm assuming they are hashable so that they can be used in sets. My worry is if there are any gotchas ...
- 2,041
-1
votes
2
answers
5k
views
AttributeError: 'tuple' object has no attribute 'get' in Python 3
I have two lists. one of candidates and one of votes received. I want to sort them descending by votes received. Zipping works fine. When I print the type of the resultant list it comes back as class ...
- 97
0
votes
1
answer
243
views
What is the fastest way to find the average for a list of tuples in Python, each tuple containing a pair of namedtuples?
import numpy as numpy
from collections import namedtuple
from random import random
Smoker = namedtuple("Smoker", ["Female","Male"])
Nonsmoker = namedtuple("...
- 1,432
29
votes
1
answer
18k
views
What are “named or labeled tuples” in Typescript?
Reading the changes in Typescript 4.0, I found the new feature:
Labeled Tuple Elements
I thought elements could either be indexed by numbers (like in tuples and lists) or by keys (like in dicts). I ...
- 12.5k