Example
List Methods - append, insert, pop
Adding and removing elements from list. Methods append, insert, pop and remove.
Results for “list”
Showing 1–10 of 92
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Example
List Indexing and Modification
Accessing list elements by index. Changing and removing elements.
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Challenge
Shared default list
…remembers samples from earlier calls, because the default list is created once and shared. Predict it, prove the calls share one list, fix it with None as the default, then write a function that hands…
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Challenge
Changed the caller's list
add_reading() appends to the list it receives, so the caller's stored readings change too. Predict the first line, prove both names share one list, fix it by returning a new list, then write a filter…
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Example
Sorting and Reversing Lists
Methods sort() and reverse() for ordering list elements.
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Example
Tuples vs Lists - Differences
When to use tuples instead of lists? Comparison of properties and applications.
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Example
Creating Lists
Lists store multiple elements in a specific order. Basics of working with lists.
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Quiz
Python Lists Quiz
Free beginner quiz on Python lists: 15 questions on indexing, slicing, append, insert, pop, remove, sorting and copying, with instant answers.
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Example
Returning Dictionary or List
…can return complex data structures like dictionaries or lists.
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Challenge
Prove the fix
…add_sample() that would have caught the shared default list, then add checks that a log passed in is still the one that gets the sample, so a "fix" that breaks that can't pass either.