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Check if a list is empty in Python

Check if a list is empty in Python

David Y.

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The Problem

How do I check if a list is empty in Python?

The Solution

The Python style guide, PEP-8, recommends checking whether a list (or other sequence) is False to determine that it is empty. For example:

Click to Copy
empty_list = []

if not empty_list:
    print("The list is empty.")
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