#in python

Youre asking whether the expression (StatusRequest or StatusResponse) appears in line. But that expression is just the same thing as StatusRequest.

Youre asking whether the expression (StatusRequest or StatusResponse) appears in line. But that expression is just the same thing as StatusRequest.

Best way to handle list.index(might-not-exist) in python?

I have code which looks something like this:

thing_index = thing_list.index(thing) otherfunction(thing_list, thing_index)

ok so that’s simplified but you get the idea. Now thing might not actually be in the list, in which case I want to pass -1 as thing_index. In other languages this is what you’d expect index() to return if it couldn’t find the element. In fact it throws a ValueError.

I could…

Divide a list into 3 parts in python [duplicate]

This question already has an answer here:

splitting a list of arbitrary size into only roughly N-equal parts 10 answers

I am looking to divide a list into 3 parts in python. If the list doesn’t divide by 3, I would like it to ‘fill’ the first column then the second, then the third.

e.g:

1|2|3 1|3| 2| 1|3| 2|4| 1|3|5 2|4| 1|3|5 2|4|6

And so on.

I am…

Discovering a class’s metaclass in Python 3

In Python 2, I could check a class’s __metaclass__ attribute to discover its metaclass. How do I the same thing in Python 3?

Best Answer

Use the single-argument type function (type(class)), or just access class.__class__. Both of these work in Python 2, btw.

Basics of Object Oriented Programming in Python

Object Oriented Programming in Python Object