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Questions tagged [namedtuple]

namedtuple is a data structure provided by the Python collections module. It enables the creation of tuples with named elements (e.g., a Student tuple with the values (name, school, age) rather than a tuple with just two strings and an integer).

namedtuple is a data structure provided by the Python collections module. It enables the creation of tuples with named elements (e.g., a Student tuple with the values (name, school, age) rather than a tuple with just two strings and an integer).

Documentation: collections module in Python 3.

Recently, a declarative API for namedtuples is also provided by the typing module.

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How to set value of class object argument as if its a dict using __setItem__

I have implemented a sample class PointLocation, import collections as _collections Point = _collections.namedtuple("Point", ("x", "y", "z")) class PointLocation(object): def __init__(self, x, y, z): self._x = x self._y = y …
Ciasto piekarz
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choosing right data structure to parse a file

I have a csv file with contents in the following format: CSE110, Mon, 1:00 PM, Fri, 1:00 PM CSE114, Mon, 8:00 AM, Wed, 8:00 AM, Fri, 8:00 AM which is basically course name followed by it's timings. what's the best data structure to parse and store…
raghu
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How to implement a tree structure in Python using namedtuple

I have a key-word, e.g. friendly. It gives birth to a child-word, e.g. warm, while descending from a parent-word, e.g. friend. from collections import namedtuple keyword = 'friendly' childword = 'warm' parentword =…
wen
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Alphabetical sort in python

Write a sequence of statements that prints the title of each book in BSI, one per line, in alphabetical order; do this without changing the original order of BSI. My code: from collections import namedtuple Book = namedtuple('Book', 'author title…
anonymous fox
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Namedtuple that store point

I want make a variable that store some points in one ROI. Let say it is something like: ROI.Point1.x ROI.Point1.y ROI.Point2.x ROI.Point2.y ... ROI.PointN.x ROI.PointN.y I tried to make this with namedtuple, like so: Point = namedtuple("Point", "x…
mas_bejo
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counting occurrence of name in list of namedtuple (the name is in a nested tuple)

As the title says, i'm trying to count the occurrence of a name in a list of namedtuples, with the name i'm looking for in a nested tuple. It is an assignment for school, and a big part of the code is given. The structure of the list is as…
Rob
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Return tuple with value in list

I have this list of errors with their associated codes and descriptions: Exception = namedtuple("Exception", "code name description") exceptions = [ Exception(1, "ILLEGAL FUNCTION", "Definition 1"), Exception(2, "ILLEGAL DATA ADDRESS",…
Juicy
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How can I make my namedtuple actually immutable?

I created a SETTINGS object as a namedtuple thinking that the list contained inside would be immutable. I was incorrect, as through the whole chain only the reference to the original list inside an entirely-mutable dict is used. Thus, when I call…
Bryson
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How do you store the request.form to db through wtforms or error in sqlalchemy update?

This is following on from this question: SQLalchemy/wtforms update issue - 400 bad request I have a flask framework Issue When I submit the form the flash message comes up saying prediction added although when I query the db nothing has changed??…
Lorbat
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Is a namedtuple the way to go for a flexible container?

I am quite new to Python and I don't know what is available. Currently, I have this piece of code to quickly put some named variables together, so I can use them in other places: def myfunction(): props = namedtuple('props', '') props.color…
Bart Friederichs
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python tuple immutable but set type attribute can be changed

I understand that a namedtuple in python is immutable and the values of its attributes cant be reassigned directly N = namedtuple("N",['ind','set','v']) def solve() items=[] R = set(range(0,8)) for i in range(0,8): …
Pratyush Dhanuka
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Best option to store data for printing in certain format

So I have some csv data all I need from this data is two fields then I will do some calculations using the close price and have two more fields and print those four fields in a certain format. I was thinking of creating namedtuples with…
user2423347
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Which data structure to use as an array of dicts?

I need to build a data structure like this one: { key: {k: v for k in range(fixed_small_number)} for key in range(fixed_large_number) } The thing is I'm building it in an "eclectic" way, where every time get one more item to put in a random…
phistakis
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Python Different the datetime in a Struct Array

import struct from collections import namedtuple StructDeviceInfo = namedtuple('DeviceInfo', ['DeviceID', 'Capturing','Receiving','Socket','DateTime']) DeviceInfoList = [] def threaded_function(): while True: if any(x.Capturing == True…
user2040602
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python print only the names from text file

I can't get it to print only the names. This is what I got so far and here is the link for the malenames.txt: http://www.ics.uci.edu/~kay/malenames.txt from collections import namedtuple FN = namedtuple('FN','name percent people rank') FirstN =…
Thomas Nguyen
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