Discover and read the best of Twitter Threads about #prod
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Mm. Let's talk about this. I use this as one of my examples in my "WTF Python" introductory lecture...the first lecture I do in my Python Programming class.
I'll start with what's happening, move on to how to avoid it, then finish with when to use it.
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I'll start with what's happening, move on to how to avoid it, then finish with when to use it.
1/
First, a plug for another thread: if the idea of a "WTF Python Lecture" is intriguing to you, here's a thread where I talked about why I do that lecture!
So now, let's talk about what's happening in the above code snippet.
So now, let's talk about what's happening in the above code snippet.
Python evaluates default arguments when it places the DEFINITION of the function into the environment. Not when it RUNS that function. So the default arguments keep the id they had at function definition time.
No problem when your defaults are immutable. But a list is mutable.
No problem when your defaults are immutable. But a list is mutable.
There's been a fair amount of #PROD news flying about recently.
So I thought it might be helpful to share some stuff from our recent Advised Platform Guide (langcatfinancial.co.uk/product/the-va…) looking at what PROD says and what it means.
Hope you find it helpful.
So I thought it might be helpful to share some stuff from our recent Advised Platform Guide (langcatfinancial.co.uk/product/the-va…) looking at what PROD says and what it means.
Hope you find it helpful.
What PROD says and what PROD means (part 1).
What PROD says and what PROD means (part 2).
