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What do these lines print?>>> a = { 'id': 89, 'name': "John" }>>> a.get('id')id‘id’a[‘id’]John89

Question

What do these lines print?>>> a = { 'id': 89, 'name': "John" }>>> a.get('id')id‘id’a[‘id’]John89

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Solution

The code provided is written in Python. Here's what each line does:

  1. a = { 'id': 89, 'name': "John" } - This line creates a dictionary named a with two key-value pairs: 'id' with a value of 89 and 'name' with a value of "John".

  2. a.get('id') - This line retrieves the value associated with the key 'id' in the dictionary a. In this case, it will return 89.

  3. id - This line will cause an error if it is run as is. In Python, id is a built-in function that returns the identity of an object. It is not related to the 'id' key in the dictionary a.

  4. 'id' - This line will simply print the string 'id'.

  5. a['id'] - This line also retrieves the value associated with the key 'id' in the dictionary a, similar to a.get('id'). It will return 89.

  6. John - This line will cause an error if it is run as is. Python will interpret John as a variable name, not a string. If you want to print the string "John", you should put it in quotes: "John".

  7. 89 - This line will simply print the number 89.

This problem has been solved

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