June 2017
Beginner to intermediate
274 pages
6h 49m
English
Content preview from Daniel Arbuckle's Mastering Python
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Tuple
The next data structure we'll look at is the tuple. A tuple expression is any sequence of value expressions separated by commas if it happens in the place where the language wasn't already expecting to see a comma.
However, it's common and smart to put parentheses around most tuple expressions because it avoids ambiguity. The code example for tuple is as follows:
Like a list, data values can be retrieved from a tuple using numbers. However, we can't add more data to a tuple, and we cannot replace one data value with another.
Why would we want a data structure like that?
Well, there are several reasons. We can list them as follows:
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.