Python Question / Quiz; What is the output of the following Python code, and why? Comment your answers below!
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@PythonPr Answer: B
Solution: Let's take a look at what `extend` list method does.
Here we start with a list `li`, initialized to ['W'].
Now we run the `.extend` list method, with the argument 'XYZ'
li.extend('XYZ')
The `extend` method works by
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@PythonPr ✅ takes an iterable argument (like str, list, etc.)
✅ appends the items of the argument to the original list
The argument is 'XYZ', a string iterable, with items:
'X', 'Y', and 'Z'
Each of these will now be appended to the original list, which was ['W'], resulting in
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