Select the correct answerWhat will be the output of the following Python code?import collectionsct=dict()ct=collections.defaultdict(int)print(ct[2])Options‘ ‘An exception is thrown01
Question
Select the correct answerWhat will be the output of the following Python code?import collectionsct=dict()ct=collections.defaultdict(int)print(ct[2])Options‘ ‘An exception is thrown01
Solution
The output of the given Python code will be 0.
Here's the step by step explanation:
-
The
collectionsmodule is imported. This module implements specialized container datatypes providing alternatives to Python’s general purpose built-in containers. -
A dictionary
ctis created. -
ctis then redefined as adefaultdictfrom thecollectionsmodule. The argumentintmeans that if a key is not found in the dictionary, then instead of aKeyErrorbeing thrown, the dictionary will return the default value of an integer, which is 0. -
print(ct[2])is trying to access the value of the key2in the dictionaryct. Since2was never defined as a key in the dictionary, it returns the default value, which is 0.
So, the correct answer is 0.
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