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Posted by Andy Brown on 14 October 2021
Having looked at iterating over sequences and slicing them, this final tutorial on sequences shows other things you can do with them, including joining and splitting them, enumerating them, sorting them, reversing them, copying them and adding and removing items.
This video has the following accompanying files:
|Joining and splitting.py||Python code||Joining and splitting lists|
|Partitioning.py||Python code||Partitioning text|
|Enumerating.py||Python code||Enumerating lists|
|Packing.py||Python code||Unpacking sequences|
|Sort and reverse.py||Python code||Sorting and reversing lists|
|Adding and removing items.py||Python code||Adding and removing items|
|Copying.py||Python code||Copying lists|
|Deep copying.py||Python code||Deep copying lists|
Click to download a zipped copy of the above files.
After watching this video, you may like to test your understanding by doing one or more of the following exercises:
|Create a tuple containing a list, a string and an integer, then list its contents||Standard|
|Practise slicing and looping on a list of the most common English words||Standard|
|Create a list of numbers which can not be expressed as a sum of an integer and its sum of digits||Hard|
You can also download the answers to each exercise from the links above.
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