Quiz
Python Dictionaries Quiz
Free beginner quiz on Python dictionaries: 15 questions on keys and values, get(), in, pop(), update(), loops and nested dictionaries. Instant answers.
Results for “python dict”
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Quiz
Python Data Types Quiz
…questions on int, float, str, bool, None, lists, tuples, dictionaries and sets, with instant answers.
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Example
Creating Dictionaries
Dictionaries store data as key-value pairs. Fast access to data by key.
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Example
Nested Dictionaries
Dictionaries can contain other dictionaries. Useful for complex data structures.
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Example
Modifying Dictionaries
Adding, changing and removing dictionary elements in Python.
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Challenge
Real JSON
The launch code from "API response" worked on a ready-made dict, but the API really sends JSON text. Turn it into a dict with json.loads(), see what false and null become, then handle a response cut…
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Example
Iterating Over Dictionary
Looping through keys, values or key-value pairs of a dictionary.
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Challenge
API response
Print the name, provider and status of a launch from a dict shaped like a launch-API response, then list every field the response has with items(), the way you'd inspect an API you haven't used…
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Challenge
Summary function
…the count, min, max and mean of a list of readings as one dict, then make it handle a pass with no data and round the mean, so any program can use the summary.
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Challenge
Index by ID
Build a dict that maps every cargo ID to its record, so any item is found with one lookup instead of a search through the list, then answer a list of requests, including an ID that isn't on the…