namedtuple

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What is the advantage in using `exec` over `type()` when creating classes at runtime?

I want to dynamically create classes at runtime in python. For example, I want to replicate the code below:[详细]

2023-04-11 19:11 分类：问答
Is it possible to use a namedtuple with SQLalchemy?

I have been trying to get a namedtuple to work with SQLalchemy, but to no avail.. Web search hasn\'t been very illuminating and I\'m new with Python and SQLalchemy so I\'m not really sure if I\'m chas[详细]

2023-04-09 23:12 分类：问答
Equivalent of named tuple in NumPy?

Is it possible to create a NumPy object that behaves very much like a c开发者_如何转开发ollections.namedtuple, in the sense that elements can be accessed like so:[详细]

2023-04-06 10:02 分类：问答
Getting name of value from namedtuple

I have a module with collection: import collections named_tuple_sex = collections.namedtuple( \'FlightsResultsSorter\',[详细]

2023-03-16 22:51 分类：问答
Serializing a Python namedtuple to json

What is the recommended way of serializing a namedtuple to json with the field names retained? Serializing a namedtuple to json results in only the values being serialized and the field names being l[详细]

2023-03-03 13:58 分类：问答
Why does Python not support record type? (i.e. mutable namedtuple)

Why does Python not support a record type natively? It\'s a matter of having a mutable version of namedtuple.[详细]

2023-02-15 05:23 分类：问答
What are "named tuples" in Python?

What are named tuples and how do I use them? When should I use named tuples instead of normal tuples, or vice versa?[详细]

2023-01-01 23:50 分类：问答
Structure accessible by attribute name or index options

I am very new to Python, and trying to figure out how to create an object that has values that are accessible either by attribute name, or by index.For example, the way os.stat() returns a stat_result[详细]

2022-12-24 06:03 分类：问答
How to check if an object is an instance of a namedtuple?

How do I check if an object is an instance of a Named tupl开发者_如何学Ce?Calling the function collections.namedtuple gives you a new type that\'s a subclass of tuple (and no other classes) with a mem[详细]

2022-12-19 02:45 分类：问答
Adding docstrings to namedtuples?

Is it possible to add a documentation string to a namedtuple in an easy manner? I tried from collections import namedtuple[详细]

2022-12-08 23:29 分类：问答