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Python Practice › sys Module Programs › Program 11

Which modules are loaded?

Easysys Module Programs · 11 of 20

Write a Python program that checks whether a module has been imported yet.

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Output
False
True

Approach

  1. sys.modules holds every loaded module.

Solution

Python
import sys print("json" in sys.modules)import jsonprint("json" in sys.modules)
Output
False
True

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